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Home Return to list Gale Warning 0045 Issued by the Boston Forecast Office
Action: New Issued At: 2025-12-17 23:28:04 614 WHUS71 KBOX 180527 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 1227 AM EST Thu Dec 18 2025 ANZ256-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 6 to 11 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ254-255-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... ...GALE WARNING IS CANCELLED... * WHAT...South winds 30 to 35 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ235-237-182100- /O.UPG.KBOX.GL.A.0027.251219T0900Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T0600Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and waves 4 to 7 feet expected. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ251-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Massachusetts Bay and Ipswich Bay- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 4 to 7 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ230-182100- /O.UPG.KBOX.GL.A.0027.251219T1200Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Boston Harbor- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 35 kt with gusts up to 50 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Cape Cod Bay- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 35 kt with gusts up to 55 kt and seas 4 to 6 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: New Issued At: 2025-12-17 23:28:04 614 WHUS71 KBOX 180527 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 1227 AM EST Thu Dec 18 2025 ANZ256-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 6 to 11 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ254-255-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... ...GALE WARNING IS CANCELLED... * WHAT...South winds 30 to 35 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ235-237-182100- /O.UPG.KBOX.GL.A.0027.251219T0900Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T0600Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and waves 4 to 7 feet expected. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ251-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Massachusetts Bay and Ipswich Bay- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 4 to 7 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ230-182100- /O.UPG.KBOX.GL.A.0027.251219T1200Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Boston Harbor- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 35 kt with gusts up to 50 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Cape Cod Bay- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 35 kt with gusts up to 55 kt and seas 4 to 6 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: New Issued At: 2025-12-17 23:28:04 614 WHUS71 KBOX 180527 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 1227 AM EST Thu Dec 18 2025 ANZ256-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 6 to 11 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ254-255-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... ...GALE WARNING IS CANCELLED... * WHAT...South winds 30 to 35 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ235-237-182100- /O.UPG.KBOX.GL.A.0027.251219T0900Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T0600Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and waves 4 to 7 feet expected. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ251-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Massachusetts Bay and Ipswich Bay- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 4 to 7 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ230-182100- /O.UPG.KBOX.GL.A.0027.251219T1200Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Boston Harbor- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 35 kt with gusts up to 50 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Cape Cod Bay- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 35 kt with gusts up to 55 kt and seas 4 to 6 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: New Issued At: 2025-12-17 23:28:04 614 WHUS71 KBOX 180527 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 1227 AM EST Thu Dec 18 2025 ANZ256-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 6 to 11 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ254-255-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... ...GALE WARNING IS CANCELLED... * WHAT...South winds 30 to 35 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ235-237-182100- /O.UPG.KBOX.GL.A.0027.251219T0900Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T0600Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and waves 4 to 7 feet expected. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ251-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Massachusetts Bay and Ipswich Bay- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 4 to 7 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ230-182100- /O.UPG.KBOX.GL.A.0027.251219T1200Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Boston Harbor- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 35 kt with gusts up to 50 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Cape Cod Bay- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 35 kt with gusts up to 55 kt and seas 4 to 6 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: New Issued At: 2025-12-17 23:28:04 614 WHUS71 KBOX 180527 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 1227 AM EST Thu Dec 18 2025 ANZ256-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 6 to 11 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ254-255-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... ...GALE WARNING IS CANCELLED... * WHAT...South winds 30 to 35 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ235-237-182100- /O.UPG.KBOX.GL.A.0027.251219T0900Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T0600Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and waves 4 to 7 feet expected. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ251-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Massachusetts Bay and Ipswich Bay- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 4 to 7 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ230-182100- /O.UPG.KBOX.GL.A.0027.251219T1200Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Boston Harbor- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 35 kt with gusts up to 50 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Cape Cod Bay- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 35 kt with gusts up to 55 kt and seas 4 to 6 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: New Issued At: 2025-12-17 23:28:04 614 WHUS71 KBOX 180527 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 1227 AM EST Thu Dec 18 2025 ANZ256-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 6 to 11 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ254-255-182100- /O.CAN.KBOX.GL.W.0044.000000T0000Z-251218T0600Z/ /O.UPG.KBOX.GL.A.0027.251219T0600Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... ...GALE WARNING IS CANCELLED... * WHAT...South winds 30 to 35 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ235-237-182100- /O.UPG.KBOX.GL.A.0027.251219T0900Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T0600Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and waves 4 to 7 feet expected. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ251-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Massachusetts Bay and Ipswich Bay- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 4 to 7 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ230-182100- /O.UPG.KBOX.GL.A.0027.251219T1200Z-251220T1200Z/ /O.NEW.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ Boston Harbor- 1227 AM EST Thu Dec 18 2025 ...GALE WARNING IN EFFECT FROM 5 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 5 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 35 kt with gusts up to 50 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-182100- /O.UPG.KBOX.GL.A.0027.251219T1000Z-251220T1200Z/ /O.NEW.KBOX.SR.W.0005.251219T1400Z-251219T2000Z/ Cape Cod Bay- 1227 AM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 9 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 35 kt with gusts up to 55 kt and seas 4 to 6 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: Upgraded Issued At: 2025-12-18 12:14:18 751 WHUS71 KBOX 181813 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 113 PM EST Thu Dec 18 2025 ANZ251-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Massachusetts Bay and Ipswich Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 4 to 7 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Boston Harbor- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 6 to 11 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ232>234-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Cape Cod Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 55 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ254-255-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ256-191200- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-237-191200- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-191200- /O.CON.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and waves 4 to 7 feet expected. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Upgraded Issued At: 2025-12-18 12:14:18 751 WHUS71 KBOX 181813 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 113 PM EST Thu Dec 18 2025 ANZ251-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Massachusetts Bay and Ipswich Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 4 to 7 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Boston Harbor- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 6 to 11 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ232>234-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Cape Cod Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 55 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ254-255-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ256-191200- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-237-191200- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-191200- /O.CON.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and waves 4 to 7 feet expected. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Continued Issued At: 2025-12-18 12:14:18 751 WHUS71 KBOX 181813 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 113 PM EST Thu Dec 18 2025 ANZ251-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Massachusetts Bay and Ipswich Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 4 to 7 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Boston Harbor- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 6 to 11 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ232>234-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Cape Cod Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 55 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ254-255-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ256-191200- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-237-191200- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-191200- /O.CON.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and waves 4 to 7 feet expected. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Continued Issued At: 2025-12-18 12:14:18 751 WHUS71 KBOX 181813 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 113 PM EST Thu Dec 18 2025 ANZ251-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Massachusetts Bay and Ipswich Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 4 to 7 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Boston Harbor- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 6 to 11 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ232>234-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Cape Cod Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 55 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ254-255-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ256-191200- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-237-191200- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-191200- /O.CON.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and waves 4 to 7 feet expected. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Upgraded Issued At: 2025-12-18 12:14:18 751 WHUS71 KBOX 181813 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 113 PM EST Thu Dec 18 2025 ANZ251-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Massachusetts Bay and Ipswich Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 4 to 7 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Boston Harbor- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 6 to 11 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ232>234-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Cape Cod Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 55 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ254-255-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ256-191200- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-237-191200- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-191200- /O.CON.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and waves 4 to 7 feet expected. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Continued Issued At: 2025-12-18 12:14:18 751 WHUS71 KBOX 181813 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 113 PM EST Thu Dec 18 2025 ANZ251-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Massachusetts Bay and Ipswich Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 4 to 7 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Boston Harbor- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-191200- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 113 PM EST Thu Dec 18 2025 ...STORM WARNING IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 6 to 11 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ232>234-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Cape Cod Bay- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 55 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ254-255-191200- /O.EXT.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 113 PM EST Thu Dec 18 2025 ...STORM WARNING NOW IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ256-191200- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-237-191200- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-191200- /O.CON.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 113 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt and waves 4 to 7 feet expected. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Continued Issued At: 2025-12-18 12:33:48 165 WHUS71 KBOX 181833 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 133 PM EST Thu Dec 18 2025 ANZ256-191000- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 133 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-237-191000- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 133 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-191000- /O.CON.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 133 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 50 kt and waves 4 to 7 feet expected at the entrance of the bay. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-191000- /O.CON.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 133 PM EST Thu Dec 18 2025 ...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 55 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-251-191000- /O.CON.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 133 PM EST Thu Dec 18 2025 ...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 4 to 6 feet expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-191000- /O.CON.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Boston Harbor- 133 PM EST Thu Dec 18 2025 ...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-254-255-191000- /O.CON.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 133 PM EST Thu Dec 18 2025 ...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: Continued Issued At: 2025-12-18 12:33:48 165 WHUS71 KBOX 181833 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 133 PM EST Thu Dec 18 2025 ANZ256-191000- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 133 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-237-191000- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 133 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-191000- /O.CON.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 133 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 50 kt and waves 4 to 7 feet expected at the entrance of the bay. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-191000- /O.CON.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 133 PM EST Thu Dec 18 2025 ...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 55 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-251-191000- /O.CON.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 133 PM EST Thu Dec 18 2025 ...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 4 to 6 feet expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-191000- /O.CON.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Boston Harbor- 133 PM EST Thu Dec 18 2025 ...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-254-255-191000- /O.CON.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 133 PM EST Thu Dec 18 2025 ...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: Continued Issued At: 2025-12-18 12:33:48 165 WHUS71 KBOX 181833 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 133 PM EST Thu Dec 18 2025 ANZ256-191000- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 133 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-237-191000- /O.CON.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ Rhode Island Sound-Block Island Sound- 133 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 3 AM Friday to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-191000- /O.CON.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ Narragansett Bay- 133 PM EST Thu Dec 18 2025 ...GALE WARNING REMAINS IN EFFECT FROM 5 AM FRIDAY TO 1 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 50 kt and waves 4 to 7 feet expected at the entrance of the bay. * WHERE...Narragansett Bay. * WHEN...From 5 AM Friday to 1 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-191000- /O.CON.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 133 PM EST Thu Dec 18 2025 ...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 55 kt and seas 6 to 9 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-251-191000- /O.CON.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 133 PM EST Thu Dec 18 2025 ...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 4 to 6 feet expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-191000- /O.CON.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Boston Harbor- 133 PM EST Thu Dec 18 2025 ...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-254-255-191000- /O.CON.KBOX.SR.W.0005.251219T1100Z-251219T2000Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 133 PM EST Thu Dec 18 2025 ...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 3 PM EST FRIDAY... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 8 to 13 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 6 AM to 3 PM EST Friday. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: Time Extended Issued At: 2025-12-19 00:51:08 928 WHUS71 KBOX 190650 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 150 AM EST Fri Dec 19 2025 ANZ235-192100- /O.UPG.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Rhode Island Sound- 150 AM EST Fri Dec 19 2025 ...STORM WARNING IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ236-192100- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ /O.EXB.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Narragansett Bay- 150 AM EST Fri Dec 19 2025 ...STORM WARNING IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves 3 to 6 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ256-192100- /O.EXT.KBOX.GL.W.0045.251219T1100Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 150 AM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT FROM 6 AM THIS MORNING TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 6 AM this morning to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ237-192100- /O.EXT.KBOX.GL.W.0045.251219T1100Z-251220T1200Z/ Block Island Sound- 150 AM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT FROM 6 AM THIS MORNING TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 50 kt and seas 7 to 12 feet expected. * WHERE...Block Island Sound. * WHEN...From 6 AM this morning to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-192000- /O.EXT.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 7 to 10 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-251-192000- /O.EXT.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 7 to 10 feet expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-192000- /O.EXT.KBOX.SR.W.0005.251219T1500Z-251219T2000Z/ Boston Harbor- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 10 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-254-255-192100- /O.EXT.KBOX.SR.W.0005.251219T1300Z-251219T2100Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 4 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 9 to 14 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 8 AM this morning to 4 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: Upgraded Issued At: 2025-12-19 00:51:08 928 WHUS71 KBOX 190650 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 150 AM EST Fri Dec 19 2025 ANZ235-192100- /O.UPG.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Rhode Island Sound- 150 AM EST Fri Dec 19 2025 ...STORM WARNING IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ236-192100- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ /O.EXB.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Narragansett Bay- 150 AM EST Fri Dec 19 2025 ...STORM WARNING IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves 3 to 6 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ256-192100- /O.EXT.KBOX.GL.W.0045.251219T1100Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 150 AM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT FROM 6 AM THIS MORNING TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 6 AM this morning to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ237-192100- /O.EXT.KBOX.GL.W.0045.251219T1100Z-251220T1200Z/ Block Island Sound- 150 AM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT FROM 6 AM THIS MORNING TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 50 kt and seas 7 to 12 feet expected. * WHERE...Block Island Sound. * WHEN...From 6 AM this morning to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-192000- /O.EXT.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 7 to 10 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-251-192000- /O.EXT.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 7 to 10 feet expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-192000- /O.EXT.KBOX.SR.W.0005.251219T1500Z-251219T2000Z/ Boston Harbor- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 10 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-254-255-192100- /O.EXT.KBOX.SR.W.0005.251219T1300Z-251219T2100Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 4 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 9 to 14 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 8 AM this morning to 4 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: Time Extended Issued At: 2025-12-19 00:51:08 928 WHUS71 KBOX 190650 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 150 AM EST Fri Dec 19 2025 ANZ235-192100- /O.UPG.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Rhode Island Sound- 150 AM EST Fri Dec 19 2025 ...STORM WARNING IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ236-192100- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ /O.EXB.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Narragansett Bay- 150 AM EST Fri Dec 19 2025 ...STORM WARNING IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves 3 to 6 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ256-192100- /O.EXT.KBOX.GL.W.0045.251219T1100Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 150 AM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT FROM 6 AM THIS MORNING TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 6 AM this morning to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ237-192100- /O.EXT.KBOX.GL.W.0045.251219T1100Z-251220T1200Z/ Block Island Sound- 150 AM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT FROM 6 AM THIS MORNING TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 50 kt and seas 7 to 12 feet expected. * WHERE...Block Island Sound. * WHEN...From 6 AM this morning to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-192000- /O.EXT.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 7 to 10 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-251-192000- /O.EXT.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 7 to 10 feet expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-192000- /O.EXT.KBOX.SR.W.0005.251219T1500Z-251219T2000Z/ Boston Harbor- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 10 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-254-255-192100- /O.EXT.KBOX.SR.W.0005.251219T1300Z-251219T2100Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 4 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 9 to 14 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 8 AM this morning to 4 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: Upgraded Issued At: 2025-12-19 00:51:08 928 WHUS71 KBOX 190650 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 150 AM EST Fri Dec 19 2025 ANZ235-192100- /O.UPG.KBOX.GL.W.0045.251219T0800Z-251220T1200Z/ /O.EXB.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Rhode Island Sound- 150 AM EST Fri Dec 19 2025 ...STORM WARNING IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 8 to 13 feet expected. * WHERE...Rhode Island Sound. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ236-192100- /O.UPG.KBOX.GL.W.0045.251219T1000Z-251220T0600Z/ /O.EXB.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Narragansett Bay- 150 AM EST Fri Dec 19 2025 ...STORM WARNING IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves 3 to 6 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ256-192100- /O.EXT.KBOX.GL.W.0045.251219T1100Z-251220T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 150 AM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT FROM 6 AM THIS MORNING TO 7 AM EST SATURDAY... * WHAT...Southwest winds 30 to 40 kt with gusts up to 50 kt and seas 10 to 15 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 6 AM this morning to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ237-192100- /O.EXT.KBOX.GL.W.0045.251219T1100Z-251220T1200Z/ Block Island Sound- 150 AM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT FROM 6 AM THIS MORNING TO 7 AM EST SATURDAY... * WHAT...Southwest winds 25 to 35 kt with gusts up to 50 kt and seas 7 to 12 feet expected. * WHERE...Block Island Sound. * WHEN...From 6 AM this morning to 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-192000- /O.EXT.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 7 to 10 feet expected. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ231-251-192000- /O.EXT.KBOX.SR.W.0005.251219T1300Z-251219T2000Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 7 to 10 feet expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 8 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ230-192000- /O.EXT.KBOX.SR.W.0005.251219T1500Z-251219T2000Z/ Boston Harbor- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO 3 PM EST THIS AFTERNOON... * WHAT...South winds 25 to 35 kt with gusts up to 50 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 10 AM this morning to 3 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ ANZ250-254-255-192100- /O.EXT.KBOX.SR.W.0005.251219T1300Z-251219T2100Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 150 AM EST Fri Dec 19 2025 ...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 4 PM EST THIS AFTERNOON... * WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 9 to 14 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 8 AM this morning to 4 PM EST this afternoon. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: Time Extended Issued At: 2025-12-19 13:45:53 751 WHUS71 KBOX 191945 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EST Fri Dec 19 2025 ANZ230-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXA.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ Boston Harbor- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 7 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 20 to 30 kt with gusts up to 45 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ231-251-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 5 to 8 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 7 to 10 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Rhode Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet. * WHERE...Rhode Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1000Z/ Narragansett Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and waves 6 to 9 feet. * WHERE...Narragansett Bay. * WHEN...Until 5 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-254-255-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2100Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 50 kt and seas 11 to 16 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ256-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 12 to 17 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ237-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Block Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet. * WHERE...Block Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Time Extended Issued At: 2025-12-19 13:45:53 751 WHUS71 KBOX 191945 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EST Fri Dec 19 2025 ANZ230-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXA.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ Boston Harbor- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 7 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 20 to 30 kt with gusts up to 45 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ231-251-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 5 to 8 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 7 to 10 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Rhode Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet. * WHERE...Rhode Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1000Z/ Narragansett Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and waves 6 to 9 feet. * WHERE...Narragansett Bay. * WHEN...Until 5 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-254-255-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2100Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 50 kt and seas 11 to 16 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ256-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 12 to 17 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ237-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Block Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet. * WHERE...Block Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Time and Area Extended Issued At: 2025-12-19 13:45:53 751 WHUS71 KBOX 191945 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EST Fri Dec 19 2025 ANZ230-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXA.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ Boston Harbor- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 7 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 20 to 30 kt with gusts up to 45 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ231-251-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 5 to 8 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 7 to 10 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Rhode Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet. * WHERE...Rhode Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1000Z/ Narragansett Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and waves 6 to 9 feet. * WHERE...Narragansett Bay. * WHEN...Until 5 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-254-255-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2100Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 50 kt and seas 11 to 16 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ256-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 12 to 17 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ237-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Block Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet. * WHERE...Block Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Time and Area Extended Issued At: 2025-12-19 13:45:53 751 WHUS71 KBOX 191945 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EST Fri Dec 19 2025 ANZ230-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXA.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ Boston Harbor- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 7 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 20 to 30 kt with gusts up to 45 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ231-251-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 5 to 8 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 7 to 10 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Rhode Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet. * WHERE...Rhode Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1000Z/ Narragansett Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and waves 6 to 9 feet. * WHERE...Narragansett Bay. * WHEN...Until 5 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-254-255-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2100Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 50 kt and seas 11 to 16 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ256-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 12 to 17 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ237-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Block Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet. * WHERE...Block Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Area Extended Issued At: 2025-12-19 13:45:53 751 WHUS71 KBOX 191945 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EST Fri Dec 19 2025 ANZ230-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXA.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ Boston Harbor- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 7 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 20 to 30 kt with gusts up to 45 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ231-251-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 5 to 8 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 7 to 10 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Rhode Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet. * WHERE...Rhode Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1000Z/ Narragansett Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and waves 6 to 9 feet. * WHERE...Narragansett Bay. * WHEN...Until 5 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-254-255-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2100Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 50 kt and seas 11 to 16 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ256-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 12 to 17 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ237-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Block Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet. * WHERE...Block Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Time and Area Extended Issued At: 2025-12-19 13:45:53 751 WHUS71 KBOX 191945 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EST Fri Dec 19 2025 ANZ230-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXA.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ Boston Harbor- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 7 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 20 to 30 kt with gusts up to 45 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ231-251-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 5 to 8 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 7 to 10 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Rhode Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet. * WHERE...Rhode Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1000Z/ Narragansett Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and waves 6 to 9 feet. * WHERE...Narragansett Bay. * WHEN...Until 5 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-254-255-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2100Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 50 kt and seas 11 to 16 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ256-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 12 to 17 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ237-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Block Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet. * WHERE...Block Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Time and Area Extended Issued At: 2025-12-19 13:45:53 751 WHUS71 KBOX 191945 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EST Fri Dec 19 2025 ANZ230-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXA.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ Boston Harbor- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 7 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 20 to 30 kt with gusts up to 45 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ231-251-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 5 to 8 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 7 to 10 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Rhode Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet. * WHERE...Rhode Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1000Z/ Narragansett Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and waves 6 to 9 feet. * WHERE...Narragansett Bay. * WHEN...Until 5 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-254-255-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2100Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 50 kt and seas 11 to 16 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ256-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 12 to 17 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ237-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Block Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet. * WHERE...Block Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Time and Area Extended Issued At: 2025-12-19 13:45:53 751 WHUS71 KBOX 191945 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EST Fri Dec 19 2025 ANZ230-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXA.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ Boston Harbor- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 7 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 20 to 30 kt with gusts up to 45 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 7 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ231-251-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 5 to 8 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ232>234-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 50 kt and seas 7 to 10 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ235-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Rhode Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 10 to 15 feet. * WHERE...Rhode Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2000Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1000Z/ Narragansett Bay- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and waves 6 to 9 feet. * WHERE...Narragansett Bay. * WHEN...Until 5 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ250-254-255-201000- /O.CAN.KBOX.SR.W.0005.000000T0000Z-251219T2100Z/ /O.EXB.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 245 PM EST Fri Dec 19 2025 ...GALE WARNING IN EFFECT UNTIL 9 AM EST SATURDAY... ...STORM WARNING WILL EXPIRE AT 3 PM EST THIS AFTERNOON... * WHAT...West winds 30 to 40 kt with gusts up to 50 kt and seas 11 to 16 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ256-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 30 to 40 kt with gusts up to 45 kt and seas 12 to 17 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ237-201000- /O.EXT.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Block Island Sound- 245 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...West winds 25 to 35 kt with gusts up to 45 kt and seas 8 to 13 feet. * WHERE...Block Island Sound. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Cancelled Issued At: 2025-12-20 04:46:36 579 WHUS71 KBOX 201046 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 546 AM EST Sat Dec 20 2025 ANZ256-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 9 to 14 feet. For the Gale Watch, southwest winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 10 feet possible. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ235-237-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Rhode Island Sound-Block Island Sound- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 10 feet. For the Gale Watch, southwest winds 20 to 25 kt with gusts up to 35 kt and seas 5 to 8 feet possible. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ232>234-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and seas 4 to 6 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ255-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... * WHAT...West winds 20 to 30 kt and seas 10 to 15 feet. * WHERE...Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 1 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-201500- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Boston Harbor- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-201400- /O.CON.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 546 AM EST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...West winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 12 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...Until 9 AM EST this morning. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201500- /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Narragansett Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Cancelled Issued At: 2025-12-20 04:46:36 579 WHUS71 KBOX 201046 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 546 AM EST Sat Dec 20 2025 ANZ256-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 9 to 14 feet. For the Gale Watch, southwest winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 10 feet possible. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ235-237-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Rhode Island Sound-Block Island Sound- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 10 feet. For the Gale Watch, southwest winds 20 to 25 kt with gusts up to 35 kt and seas 5 to 8 feet possible. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ232>234-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and seas 4 to 6 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ255-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... * WHAT...West winds 20 to 30 kt and seas 10 to 15 feet. * WHERE...Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 1 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-201500- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Boston Harbor- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-201400- /O.CON.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 546 AM EST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...West winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 12 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...Until 9 AM EST this morning. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201500- /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Narragansett Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Cancelled Issued At: 2025-12-20 04:46:36 579 WHUS71 KBOX 201046 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 546 AM EST Sat Dec 20 2025 ANZ256-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 9 to 14 feet. For the Gale Watch, southwest winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 10 feet possible. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ235-237-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Rhode Island Sound-Block Island Sound- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 10 feet. For the Gale Watch, southwest winds 20 to 25 kt with gusts up to 35 kt and seas 5 to 8 feet possible. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ232>234-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and seas 4 to 6 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ255-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... * WHAT...West winds 20 to 30 kt and seas 10 to 15 feet. * WHERE...Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 1 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-201500- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Boston Harbor- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-201400- /O.CON.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 546 AM EST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...West winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 12 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...Until 9 AM EST this morning. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201500- /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Narragansett Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Cancelled Issued At: 2025-12-20 04:46:36 579 WHUS71 KBOX 201046 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 546 AM EST Sat Dec 20 2025 ANZ256-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 9 to 14 feet. For the Gale Watch, southwest winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 10 feet possible. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ235-237-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Rhode Island Sound-Block Island Sound- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 10 feet. For the Gale Watch, southwest winds 20 to 25 kt with gusts up to 35 kt and seas 5 to 8 feet possible. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ232>234-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and seas 4 to 6 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ255-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... * WHAT...West winds 20 to 30 kt and seas 10 to 15 feet. * WHERE...Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 1 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-201500- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Boston Harbor- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-201400- /O.CON.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 546 AM EST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...West winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 12 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...Until 9 AM EST this morning. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201500- /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Narragansett Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2025-12-20 04:46:36 579 WHUS71 KBOX 201046 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 546 AM EST Sat Dec 20 2025 ANZ256-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 9 to 14 feet. For the Gale Watch, southwest winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 10 feet possible. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ235-237-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Rhode Island Sound-Block Island Sound- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 10 feet. For the Gale Watch, southwest winds 20 to 25 kt with gusts up to 35 kt and seas 5 to 8 feet possible. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ232>234-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and seas 4 to 6 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ255-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... * WHAT...West winds 20 to 30 kt and seas 10 to 15 feet. * WHERE...Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 1 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-201500- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Boston Harbor- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-201400- /O.CON.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 546 AM EST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...West winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 12 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...Until 9 AM EST this morning. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201500- /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Narragansett Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Cancelled Issued At: 2025-12-20 04:46:36 579 WHUS71 KBOX 201046 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 546 AM EST Sat Dec 20 2025 ANZ256-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 9 to 14 feet. For the Gale Watch, southwest winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 10 feet possible. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ235-237-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Rhode Island Sound-Block Island Sound- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 10 feet. For the Gale Watch, southwest winds 20 to 25 kt with gusts up to 35 kt and seas 5 to 8 feet possible. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ232>234-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and seas 4 to 6 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ255-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... * WHAT...West winds 20 to 30 kt and seas 10 to 15 feet. * WHERE...Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 1 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-201500- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Boston Harbor- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-201400- /O.CON.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 546 AM EST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...West winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 12 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...Until 9 AM EST this morning. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201500- /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Narragansett Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Cancelled Issued At: 2025-12-20 04:46:36 579 WHUS71 KBOX 201046 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 546 AM EST Sat Dec 20 2025 ANZ256-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 9 to 14 feet. For the Gale Watch, southwest winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 10 feet possible. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ235-237-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ /O.NEW.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/ Rhode Island Sound-Block Island Sound- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 10 feet. For the Gale Watch, southwest winds 20 to 25 kt with gusts up to 35 kt and seas 5 to 8 feet possible. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...For the Small Craft Advisory, until 1 AM EST Sunday. For the Gale Watch, from late tonight through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ232>234-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet. * WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T1200Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and seas 4 to 6 feet. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ255-210000- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251221T0600Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... * WHAT...West winds 20 to 30 kt and seas 10 to 15 feet. * WHERE...Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 1 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-201500- /O.CAN.KBOX.GL.W.0045.000000T0000Z-251220T1200Z/ /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Boston Harbor- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-201400- /O.CON.KBOX.GL.W.0045.000000T0000Z-251220T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 546 AM EST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...West winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 12 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...Until 9 AM EST this morning. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ236-201500- /O.NEW.KBOX.SC.Y.0131.251220T1046Z-251220T1500Z/ Narragansett Bay- 546 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||