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Home Return to list Gale Watch 0014 Issued by the Boston Forecast Office
Action: New Issued At: 2026-06-17 02:19:18 842 WHUS71 KBOX 170718 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 318 AM EDT Wed Jun 17 2026 ANZ255-256-172030- /O.NEW.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-172030- /O.NEW.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-172030- /O.NEW.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-172030- /O.NEW.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Massachusetts Bay and Ipswich Bay- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 20 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232-233-172030- /O.NEW.KBOX.SC.Y.0067.260618T1500Z-260619T0500Z/ Nantucket Sound-Vineyard Sound- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM THURSDAY TO 1 AM EDT FRIDAY... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Nantucket Sound and Vineyard Sound. * WHEN...From 11 AM Thursday to 1 AM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-172030- /O.NEW.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Boston Harbor- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-172030- /O.NEW.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-280-172030- /O.NEW.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 318 AM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 4 to 7 feet possible. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ ANZ231-234-172030- /O.NEW.KBOX.GL.A.0014.260618T1500Z-260618T2300Z/ Cape Cod Bay-Buzzards Bay- 318 AM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Cape Cod Bay and Buzzards Bay. * WHEN...From Thursday morning through Thursday evening. * 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. && $$ Action: New Issued At: 2026-06-17 02:19:18 842 WHUS71 KBOX 170718 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 318 AM EDT Wed Jun 17 2026 ANZ255-256-172030- /O.NEW.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-172030- /O.NEW.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-172030- /O.NEW.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-172030- /O.NEW.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Massachusetts Bay and Ipswich Bay- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 20 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232-233-172030- /O.NEW.KBOX.SC.Y.0067.260618T1500Z-260619T0500Z/ Nantucket Sound-Vineyard Sound- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM THURSDAY TO 1 AM EDT FRIDAY... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Nantucket Sound and Vineyard Sound. * WHEN...From 11 AM Thursday to 1 AM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-172030- /O.NEW.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Boston Harbor- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-172030- /O.NEW.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 318 AM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-280-172030- /O.NEW.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 318 AM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 4 to 7 feet possible. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From Thursday morning through Thursday evening. * 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 waves. && $$ ANZ231-234-172030- /O.NEW.KBOX.GL.A.0014.260618T1500Z-260618T2300Z/ Cape Cod Bay-Buzzards Bay- 318 AM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Cape Cod Bay and Buzzards Bay. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ Action: Continued Issued At: 2026-06-17 13:09:52 106 WHUS71 KBOX 171809 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 209 PM EDT Wed Jun 17 2026 ANZ255-256-180715- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-180715- /O.CON.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-180715- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-180715- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Massachusetts Bay and Ipswich Bay- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 20 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232-233-180715- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260619T0500Z/ Nantucket Sound-Vineyard Sound- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 1 AM EDT FRIDAY... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Nantucket Sound and Vineyard Sound. * WHEN...From 11 AM Thursday to 1 AM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-180715- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Boston Harbor- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-180715- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 20 to 25 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-280-180715- /O.CON.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 209 PM EDT Wed Jun 17 2026 ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 40 kt and seas 4 to 7 feet possible. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ ANZ231-234-180715- /O.CON.KBOX.GL.A.0014.260618T1500Z-260618T2300Z/ Cape Cod Bay-Buzzards Bay- 209 PM EDT Wed Jun 17 2026 ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Cape Cod Bay and Buzzards Bay. * WHEN...From Thursday morning through Thursday evening. * 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. && $$ Action: Continued Issued At: 2026-06-17 13:09:52 106 WHUS71 KBOX 171809 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 209 PM EDT Wed Jun 17 2026 ANZ255-256-180715- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-180715- /O.CON.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-180715- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-180715- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Massachusetts Bay and Ipswich Bay- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 20 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232-233-180715- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260619T0500Z/ Nantucket Sound-Vineyard Sound- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 1 AM EDT FRIDAY... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Nantucket Sound and Vineyard Sound. * WHEN...From 11 AM Thursday to 1 AM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-180715- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Boston Harbor- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-180715- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 209 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 20 to 25 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-280-180715- /O.CON.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 209 PM EDT Wed Jun 17 2026 ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 40 kt and seas 4 to 7 feet possible. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From Thursday morning through Thursday evening. * 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 waves. && $$ ANZ231-234-180715- /O.CON.KBOX.GL.A.0014.260618T1500Z-260618T2300Z/ Cape Cod Bay-Buzzards Bay- 209 PM EDT Wed Jun 17 2026 ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Cape Cod Bay and Buzzards Bay. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ Action: Area Extended Issued At: 2026-06-17 18:53:02 298 WHUS71 KBOX 172352 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 752 PM EDT Wed Jun 17 2026 ANZ230-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Boston Harbor- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 10 to 20 kt with gusts up to 35 kt and waves around 2 feet possible. * WHERE...Boston Harbor. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous waves 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. && $$ ANZ232-233-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260619T0500Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Nantucket Sound-Vineyard Sound- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Nantucket Sound and Vineyard Sound. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ ANZ251-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Massachusetts Bay and Ipswich Bay- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From Thursday morning through Thursday evening. * 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. && $$ ANZ255-256-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-181300- /O.CON.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 15 to 20 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-234-181300- /O.EXT.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Cape Cod Bay-Buzzards Bay- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH NOW IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 20 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Cape Cod Bay and Buzzards Bay. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ ANZ250-280-181300- /O.CON.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 40 kt and seas 4 to 7 feet possible. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From Thursday morning through Thursday evening. * 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. && $$ Frank Action: Continued Issued At: 2026-06-17 18:53:02 298 WHUS71 KBOX 172352 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 752 PM EDT Wed Jun 17 2026 ANZ230-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Boston Harbor- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 10 to 20 kt with gusts up to 35 kt and waves around 2 feet possible. * WHERE...Boston Harbor. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ232-233-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260619T0500Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Nantucket Sound-Vineyard Sound- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Nantucket Sound and Vineyard Sound. * WHEN...From Thursday morning through Thursday evening. * 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 waves. && $$ ANZ251-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Massachusetts Bay and Ipswich Bay- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ255-256-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-181300- /O.CON.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 15 to 20 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-234-181300- /O.EXT.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Cape Cod Bay-Buzzards Bay- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH NOW IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 20 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Cape Cod Bay and Buzzards Bay. * WHEN...From Thursday morning through Thursday evening. * 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 waves. && $$ ANZ250-280-181300- /O.CON.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 40 kt and seas 4 to 7 feet possible. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ Frank Action: Area Extended Issued At: 2026-06-17 18:53:02 298 WHUS71 KBOX 172352 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 752 PM EDT Wed Jun 17 2026 ANZ230-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Boston Harbor- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 10 to 20 kt with gusts up to 35 kt and waves around 2 feet possible. * WHERE...Boston Harbor. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous waves 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. && $$ ANZ232-233-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260619T0500Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Nantucket Sound-Vineyard Sound- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Nantucket Sound and Vineyard Sound. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ ANZ251-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Massachusetts Bay and Ipswich Bay- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From Thursday morning through Thursday evening. * 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. && $$ ANZ255-256-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-181300- /O.CON.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 15 to 20 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-234-181300- /O.EXT.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Cape Cod Bay-Buzzards Bay- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH NOW IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 20 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Cape Cod Bay and Buzzards Bay. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ ANZ250-280-181300- /O.CON.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 40 kt and seas 4 to 7 feet possible. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From Thursday morning through Thursday evening. * 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. && $$ Frank Action: Time Extended Issued At: 2026-06-17 18:53:02 298 WHUS71 KBOX 172352 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 752 PM EDT Wed Jun 17 2026 ANZ230-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Boston Harbor- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 10 to 20 kt with gusts up to 35 kt and waves around 2 feet possible. * WHERE...Boston Harbor. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ232-233-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260619T0500Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Nantucket Sound-Vineyard Sound- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Nantucket Sound and Vineyard Sound. * WHEN...From Thursday morning through Thursday evening. * 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 waves. && $$ ANZ251-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Massachusetts Bay and Ipswich Bay- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ255-256-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-181300- /O.CON.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 15 to 20 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-234-181300- /O.EXT.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Cape Cod Bay-Buzzards Bay- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH NOW IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 20 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Cape Cod Bay and Buzzards Bay. * WHEN...From Thursday morning through Thursday evening. * 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 waves. && $$ ANZ250-280-181300- /O.CON.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 40 kt and seas 4 to 7 feet possible. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ Frank Action: Area Extended Issued At: 2026-06-17 18:53:02 298 WHUS71 KBOX 172352 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 752 PM EDT Wed Jun 17 2026 ANZ230-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Boston Harbor- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 10 to 20 kt with gusts up to 35 kt and waves around 2 feet possible. * WHERE...Boston Harbor. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous waves 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. && $$ ANZ232-233-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260619T0500Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Nantucket Sound-Vineyard Sound- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Nantucket Sound and Vineyard Sound. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ ANZ251-181300- /O.CAN.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ /O.EXA.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Massachusetts Bay and Ipswich Bay- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From Thursday morning through Thursday evening. * 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. && $$ ANZ255-256-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-181300- /O.CON.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-181300- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 752 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY... * WHAT...South winds 15 to 20 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-234-181300- /O.EXT.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Cape Cod Bay-Buzzards Bay- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH NOW IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 15 to 20 kt with gusts up to 35 kt and seas 3 to 5 feet possible. * WHERE...Cape Cod Bay and Buzzards Bay. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ ANZ250-280-181300- /O.CON.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 752 PM EDT Wed Jun 17 2026 ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 40 kt and seas 4 to 7 feet possible. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From Thursday morning through Thursday evening. * 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. && $$ Frank Action: Upgraded Issued At: 2026-06-18 01:22:40 986 WHUS71 KBOX 180622 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 222 AM EDT Thu Jun 18 2026 ANZ250-280-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 10 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 40 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From 11 AM this morning to 10 PM EDT this evening. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ251-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1500Z-260618T2300Z/ Massachusetts Bay and Ipswich Bay- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * 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. && $$ ANZ231>234-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1500Z-260619T0200Z/ Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 10 PM EDT THIS EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 11 AM this morning to 10 PM EDT this evening. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ230-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1700Z-260618T2300Z/ Boston Harbor- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 35 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 1 PM this afternoon to 7 PM EDT this evening. * 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. && $$ ANZ255-256-182015- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with a few gusts up to 35 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM this morning to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-182015- /O.CON.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with a few gusts up to 35 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM this afternoon to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-182015- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with a few gusts up to 35 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM this morning to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-182015- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Upgraded Issued At: 2026-06-18 01:22:40 986 WHUS71 KBOX 180622 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 222 AM EDT Thu Jun 18 2026 ANZ250-280-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 10 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 40 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From 11 AM this morning to 10 PM EDT this evening. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ251-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1500Z-260618T2300Z/ Massachusetts Bay and Ipswich Bay- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * 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. && $$ ANZ231>234-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1500Z-260619T0200Z/ Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 10 PM EDT THIS EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 11 AM this morning to 10 PM EDT this evening. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ230-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1700Z-260618T2300Z/ Boston Harbor- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 35 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 1 PM this afternoon to 7 PM EDT this evening. * 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. && $$ ANZ255-256-182015- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with a few gusts up to 35 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM this morning to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-182015- /O.CON.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with a few gusts up to 35 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM this afternoon to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-182015- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with a few gusts up to 35 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM this morning to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-182015- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Upgraded Issued At: 2026-06-18 01:22:40 986 WHUS71 KBOX 180622 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 222 AM EDT Thu Jun 18 2026 ANZ250-280-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 10 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 40 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From 11 AM this morning to 10 PM EDT this evening. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ251-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1500Z-260618T2300Z/ Massachusetts Bay and Ipswich Bay- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * 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. && $$ ANZ231>234-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1500Z-260619T0200Z/ Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 10 PM EDT THIS EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 11 AM this morning to 10 PM EDT this evening. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ230-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1700Z-260618T2300Z/ Boston Harbor- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 35 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 1 PM this afternoon to 7 PM EDT this evening. * 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. && $$ ANZ255-256-182015- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with a few gusts up to 35 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM this morning to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-182015- /O.CON.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with a few gusts up to 35 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM this afternoon to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-182015- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with a few gusts up to 35 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM this morning to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-182015- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Upgraded Issued At: 2026-06-18 01:22:40 986 WHUS71 KBOX 180622 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 222 AM EDT Thu Jun 18 2026 ANZ250-280-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1500Z-260619T0200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 10 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 40 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM. * WHEN...From 11 AM this morning to 10 PM EDT this evening. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ251-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1500Z-260618T2300Z/ Massachusetts Bay and Ipswich Bay- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * 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. && $$ ANZ231>234-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1500Z-260619T0200Z/ Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 10 PM EDT THIS EVENING... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 11 AM this morning to 10 PM EDT this evening. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ230-182015- /O.UPG.KBOX.GL.A.0014.260618T1500Z-260619T0200Z/ /O.NEW.KBOX.GL.W.0019.260618T1700Z-260618T2300Z/ Boston Harbor- 222 AM EDT Thu Jun 18 2026 ...GALE WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 35 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 1 PM this afternoon to 7 PM EDT this evening. * 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. && $$ ANZ255-256-182015- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with a few gusts up to 35 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 11 AM this morning to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-182015- /O.CON.KBOX.SC.Y.0067.260618T1800Z-260620T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with a few gusts up to 35 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 2 PM this afternoon to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-182015- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260620T0000Z/ Rhode Island Sound-Block Island Sound- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with a few gusts up to 35 kt and seas 4 to 7 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 AM this morning to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-182015- /O.CON.KBOX.SC.Y.0067.260618T1500Z-260618T2300Z/ Narragansett Bay- 222 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EDT THIS EVENING... * WHAT...South winds 20 to 25 kt with gusts up to 30 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||