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Home Return to list Small Craft Advisory 0034 Issued by the Boston Forecast Office
Action: New Issued At: 2026-03-22 00:16:13 240 WHUS71 KBOX 220515 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 115 AM EDT Sun Mar 22 2026 ANZ250-254>256-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ 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- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...In Massachusetts coastal waters, 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. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Boston Harbor- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Narragansett Bay- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: New Issued At: 2026-03-22 00:16:13 240 WHUS71 KBOX 220515 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 115 AM EDT Sun Mar 22 2026 ANZ250-254>256-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Boston Harbor- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Narragansett Bay- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: New Issued At: 2026-03-22 00:16:13 240 WHUS71 KBOX 220515 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 115 AM EDT Sun Mar 22 2026 ANZ250-254>256-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ 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- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...In Massachusetts coastal waters, 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. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Boston Harbor- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Narragansett Bay- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: New Issued At: 2026-03-22 00:16:13 240 WHUS71 KBOX 220515 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 115 AM EDT Sun Mar 22 2026 ANZ250-254>256-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Boston Harbor- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Narragansett Bay- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: New Issued At: 2026-03-22 00:16:13 240 WHUS71 KBOX 220515 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 115 AM EDT Sun Mar 22 2026 ANZ250-254>256-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ 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- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...In Massachusetts coastal waters, 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. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Boston Harbor- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-222300- /O.NEW.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Narragansett Bay- 115 AM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-03-22 13:45:53 557 WHUS71 KBOX 221845 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EDT Sun Mar 22 2026 ANZ250-254>256-230745- /O.EXT.KBOX.SC.Y.0034.260323T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 8 PM this evening to 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-230745- /O.EXT.KBOX.SC.Y.0034.260323T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Cape Cod Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Boston Harbor- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Narragansett Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 3 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Frank Action: Time Extended Issued At: 2026-03-22 13:45:53 557 WHUS71 KBOX 221845 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EDT Sun Mar 22 2026 ANZ250-254>256-230745- /O.EXT.KBOX.SC.Y.0034.260323T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 8 PM this evening to 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-230745- /O.EXT.KBOX.SC.Y.0034.260323T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Cape Cod Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Boston Harbor- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Narragansett Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 3 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Frank Action: Continued Issued At: 2026-03-22 13:45:53 557 WHUS71 KBOX 221845 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EDT Sun Mar 22 2026 ANZ250-254>256-230745- /O.EXT.KBOX.SC.Y.0034.260323T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 8 PM this evening to 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-230745- /O.EXT.KBOX.SC.Y.0034.260323T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Cape Cod Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Boston Harbor- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Narragansett Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 3 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Frank Action: Time Extended Issued At: 2026-03-22 13:45:53 557 WHUS71 KBOX 221845 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EDT Sun Mar 22 2026 ANZ250-254>256-230745- /O.EXT.KBOX.SC.Y.0034.260323T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 8 PM this evening to 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-230745- /O.EXT.KBOX.SC.Y.0034.260323T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Cape Cod Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Boston Harbor- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Narragansett Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 3 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Frank Action: Continued Issued At: 2026-03-22 13:45:53 557 WHUS71 KBOX 221845 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EDT Sun Mar 22 2026 ANZ250-254>256-230745- /O.EXT.KBOX.SC.Y.0034.260323T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 8 PM this evening to 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-230745- /O.EXT.KBOX.SC.Y.0034.260323T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Cape Cod Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Boston Harbor- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Narragansett Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 3 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Frank Action: Continued Issued At: 2026-03-22 13:45:53 557 WHUS71 KBOX 221845 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 245 PM EDT Sun Mar 22 2026 ANZ250-254>256-230745- /O.EXT.KBOX.SC.Y.0034.260323T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 8 PM this evening to 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-230745- /O.EXT.KBOX.SC.Y.0034.260323T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Cape Cod Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Boston Harbor- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-230745- /O.CON.KBOX.SC.Y.0034.260323T0000Z-260324T0000Z/ Narragansett Bay- 245 PM EDT Sun Mar 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT MONDAY... * WHAT...North winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 3 feet expected. * WHERE...Narragansett Bay. * WHEN...From 8 PM this evening to 8 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Frank Action: Continued Issued At: 2026-03-23 00:34:42 325 WHUS71 KBOX 230534 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 134 AM EDT Mon Mar 23 2026 ANZ250-254>256-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...Until 8 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. && $$ ANZ231-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Cape Cod Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 15 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Boston Harbor- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 feet. * WHERE...Boston Harbor. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Narragansett Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 8 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. && $$ Action: Continued Issued At: 2026-03-23 00:34:42 325 WHUS71 KBOX 230534 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 134 AM EDT Mon Mar 23 2026 ANZ250-254>256-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...Until 8 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. && $$ ANZ231-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Cape Cod Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 15 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Boston Harbor- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 feet. * WHERE...Boston Harbor. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Narragansett Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 8 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. && $$ Action: Continued Issued At: 2026-03-23 00:34:42 325 WHUS71 KBOX 230534 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 134 AM EDT Mon Mar 23 2026 ANZ250-254>256-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...Until 8 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. && $$ ANZ231-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Cape Cod Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 15 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Boston Harbor- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 feet. * WHERE...Boston Harbor. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Narragansett Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 8 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. && $$ Action: Continued Issued At: 2026-03-23 00:34:42 325 WHUS71 KBOX 230534 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 134 AM EDT Mon Mar 23 2026 ANZ250-254>256-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...Until 8 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. && $$ ANZ231-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Cape Cod Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 15 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Boston Harbor- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 feet. * WHERE...Boston Harbor. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Narragansett Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 8 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. && $$ Action: Continued Issued At: 2026-03-23 00:34:42 325 WHUS71 KBOX 230534 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 134 AM EDT Mon Mar 23 2026 ANZ250-254>256-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...Until 8 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. && $$ ANZ231-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Cape Cod Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 15 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Boston Harbor- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 feet. * WHERE...Boston Harbor. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Narragansett Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 8 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. && $$ Action: Continued Issued At: 2026-03-23 00:34:42 325 WHUS71 KBOX 230534 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 134 AM EDT Mon Mar 23 2026 ANZ250-254>256-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...Until 8 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. && $$ ANZ231-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Cape Cod Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 15 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Boston Harbor- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 feet. * WHERE...Boston Harbor. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-232200- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Narragansett Bay- 134 AM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 3 feet. * WHERE...Narragansett Bay. * WHEN...Until 8 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. && $$ Action: Continued Issued At: 2026-03-23 12:16:52 635 WHUS71 KBOX 231716 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 116 PM EDT Mon Mar 23 2026 ANZ230-236-231830- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Boston Harbor-Narragansett Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY IS CANCELLED... $$ ANZ250-254>256-241000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ 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- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt and seas 4 to 7 feet. * WHERE...In Massachusetts coastal waters, 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. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-240000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-240000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Cape Cod Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds around 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay. * WHEN...Until 8 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. && $$ ANZ251-241000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Cancelled Issued At: 2026-03-23 12:16:52 635 WHUS71 KBOX 231716 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 116 PM EDT Mon Mar 23 2026 ANZ230-236-231830- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Boston Harbor-Narragansett Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY IS CANCELLED... $$ ANZ250-254>256-241000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt and seas 4 to 7 feet. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-240000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...Until 8 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. && $$ ANZ231-240000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Cape Cod Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds around 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-241000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-03-23 12:16:52 635 WHUS71 KBOX 231716 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 116 PM EDT Mon Mar 23 2026 ANZ230-236-231830- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Boston Harbor-Narragansett Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY IS CANCELLED... $$ ANZ250-254>256-241000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ 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- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt and seas 4 to 7 feet. * WHERE...In Massachusetts coastal waters, 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. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-240000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-240000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Cape Cod Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds around 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay. * WHEN...Until 8 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. && $$ ANZ251-241000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-03-23 12:16:52 635 WHUS71 KBOX 231716 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 116 PM EDT Mon Mar 23 2026 ANZ230-236-231830- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Boston Harbor-Narragansett Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY IS CANCELLED... $$ ANZ250-254>256-241000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt and seas 4 to 7 feet. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-240000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...Until 8 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. && $$ ANZ231-240000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Cape Cod Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds around 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-241000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-03-23 12:16:52 635 WHUS71 KBOX 231716 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 116 PM EDT Mon Mar 23 2026 ANZ230-236-231830- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Boston Harbor-Narragansett Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY IS CANCELLED... $$ ANZ250-254>256-241000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ 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- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt and seas 4 to 7 feet. * WHERE...In Massachusetts coastal waters, 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. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-240000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-240000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T0000Z/ Cape Cod Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...North winds around 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay. * WHEN...Until 8 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. && $$ ANZ251-241000- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260324T1800Z/ Massachusetts Bay and Ipswich Bay- 116 PM EDT Mon Mar 23 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT TUESDAY... * WHAT...North winds 15 to 25 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 2 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Time Extended Issued At: 2026-03-24 01:56:48 844 WHUS71 KBOX 240656 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 256 AM EDT Tue Mar 24 2026 ANZ250-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260325T0500Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 AM EDT WEDNESDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...Until 1 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-255-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260325T1400Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EDT WEDNESDAY... * WHAT...Northwest winds 10 to 20 kt and seas 4 to 7 feet. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 10 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ256-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... * WHAT...North winds 10 to 20 kt and seas 4 to 6 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 4 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ Massachusetts Bay and Ipswich Bay- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... * WHAT...North winds 10 to 15 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 4 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Time Extended Issued At: 2026-03-24 01:56:48 844 WHUS71 KBOX 240656 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 256 AM EDT Tue Mar 24 2026 ANZ250-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260325T0500Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 AM EDT WEDNESDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...Until 1 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-255-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260325T1400Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EDT WEDNESDAY... * WHAT...Northwest winds 10 to 20 kt and seas 4 to 7 feet. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 10 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ256-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... * WHAT...North winds 10 to 20 kt and seas 4 to 6 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 4 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ Massachusetts Bay and Ipswich Bay- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... * WHAT...North winds 10 to 15 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 4 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Time Extended Issued At: 2026-03-24 01:56:48 844 WHUS71 KBOX 240656 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 256 AM EDT Tue Mar 24 2026 ANZ250-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260325T0500Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 AM EDT WEDNESDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...Until 1 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-255-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260325T1400Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EDT WEDNESDAY... * WHAT...Northwest winds 10 to 20 kt and seas 4 to 7 feet. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 10 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ256-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... * WHAT...North winds 10 to 20 kt and seas 4 to 6 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 4 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ Massachusetts Bay and Ipswich Bay- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... * WHAT...North winds 10 to 15 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 4 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Time Extended Issued At: 2026-03-24 01:56:48 844 WHUS71 KBOX 240656 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 256 AM EDT Tue Mar 24 2026 ANZ250-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260325T0500Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 AM EDT WEDNESDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...Until 1 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ254-255-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260325T1400Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EDT WEDNESDAY... * WHAT...Northwest winds 10 to 20 kt and seas 4 to 7 feet. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 10 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ256-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... * WHAT...North winds 10 to 20 kt and seas 4 to 6 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 4 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-242000- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ Massachusetts Bay and Ipswich Bay- 256 AM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... * WHAT...North winds 10 to 15 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 4 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Cancelled Issued At: 2026-03-24 12:57:53 503 WHUS71 KBOX 241757 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 157 PM EDT Tue Mar 24 2026 ANZ251-250800- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ /O.NEW.KBOX.SC.Y.0035.260325T0000Z-260325T1100Z/ Massachusetts Bay and Ipswich Bay- 157 PM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 7 AM EDT WEDNESDAY... * WHAT...Southwest winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 7 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ256-241900- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 157 PM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY IS CANCELLED... $$ ANZ231-250800- /O.NEW.KBOX.SC.Y.0035.260325T0000Z-260325T1100Z/ Cape Cod Bay- 157 PM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 7 AM EDT WEDNESDAY... * WHAT...Southwest winds 10 to 15 kt with gusts up to 25 kt and seas 2 to 4 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 8 PM this evening to 7 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-255-250800- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260325T1100Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 157 PM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EDT WEDNESDAY... * WHAT...Southwest winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 6 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 7 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Time Extended Issued At: 2026-03-24 12:57:53 503 WHUS71 KBOX 241757 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 157 PM EDT Tue Mar 24 2026 ANZ251-250800- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ /O.NEW.KBOX.SC.Y.0035.260325T0000Z-260325T1100Z/ Massachusetts Bay and Ipswich Bay- 157 PM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 7 AM EDT WEDNESDAY... * WHAT...Southwest winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 7 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ256-241900- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 157 PM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY IS CANCELLED... $$ ANZ231-250800- /O.NEW.KBOX.SC.Y.0035.260325T0000Z-260325T1100Z/ Cape Cod Bay- 157 PM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 7 AM EDT WEDNESDAY... * WHAT...Southwest winds 10 to 15 kt with gusts up to 25 kt and seas 2 to 4 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 8 PM this evening to 7 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-255-250800- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260325T1100Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 157 PM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EDT WEDNESDAY... * WHAT...Southwest winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 6 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 7 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Cancelled Issued At: 2026-03-24 12:57:53 503 WHUS71 KBOX 241757 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 157 PM EDT Tue Mar 24 2026 ANZ251-250800- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ /O.NEW.KBOX.SC.Y.0035.260325T0000Z-260325T1100Z/ Massachusetts Bay and Ipswich Bay- 157 PM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 7 AM EDT WEDNESDAY... * WHAT...Southwest winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 8 PM this evening to 7 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ256-241900- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260324T2000Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 157 PM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY IS CANCELLED... $$ ANZ231-250800- /O.NEW.KBOX.SC.Y.0035.260325T0000Z-260325T1100Z/ Cape Cod Bay- 157 PM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 7 AM EDT WEDNESDAY... * WHAT...Southwest winds 10 to 15 kt with gusts up to 25 kt and seas 2 to 4 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 8 PM this evening to 7 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-255-250800- /O.EXT.KBOX.SC.Y.0034.000000T0000Z-260325T1100Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 157 PM EDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EDT WEDNESDAY... * WHAT...Southwest winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 6 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 7 AM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-03-25 00:30:54 458 WHUS71 KBOX 250529 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 129 AM EDT Wed Mar 25 2026 ANZ231-251-250630- /O.CAN.KBOX.SC.Y.0035.000000T0000Z-260325T1100Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 129 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IS CANCELLED... Wind gusts are no longer expected to be above 20 kt early this morning. $$ ANZ250-254-255-251100- /O.CON.KBOX.SC.Y.0034.000000T0000Z-260325T1100Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 129 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT THIS MORNING... * WHAT...Southwest winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 7 AM EDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Cancelled Issued At: 2026-03-25 05:45:38 525 WHUS71 KBOX 251045 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 645 AM EDT Wed Mar 25 2026 ANZ250-252345- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260325T1100Z/ /O.NEW.KBOX.SC.Y.0036.260326T0300Z-260327T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 645 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 2 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 11 PM this evening to 2 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. && $$ ANZ254-255-252345- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260325T1100Z/ /O.NEW.KBOX.SC.Y.0036.260326T0900Z-260328T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 645 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 20 to 30 kt and seas 6 to 9 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 5 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ256-252345- /O.NEW.KBOX.SC.Y.0036.260326T0900Z-260328T0000Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 645 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 20 to 30 kt. Seas 6 to 9 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 5 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. && $$ ANZ231>234-251-252345- /O.NEW.KBOX.SC.Y.0036.260326T0900Z-260327T1200Z/ Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay- Massachusetts Bay and Ipswich Bay- 645 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM THURSDAY TO 8 AM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound, Buzzards Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 5 AM Thursday to 8 AM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-252345- /O.NEW.KBOX.SC.Y.0036.260326T0900Z-260327T2100Z/ Rhode Island Sound-Block Island Sound- 645 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM THURSDAY TO 5 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 5 AM Thursday to 5 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. && $$ ANZ230-236-252345- /O.NEW.KBOX.SC.Y.0036.260326T1200Z-260327T0400Z/ Boston Harbor-Narragansett Bay- 645 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM THURSDAY TO MIDNIGHT EDT THURSDAY NIGHT... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and waves 2 to 4 feet expected. * WHERE...In Massachusetts coastal waters, Boston Harbor. In Rhode Island coastal waters, Narragansett Bay. * WHEN...From 8 AM Thursday to midnight EDT Thursday night. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Cancelled Issued At: 2026-03-25 05:45:38 525 WHUS71 KBOX 251045 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 645 AM EDT Wed Mar 25 2026 ANZ250-252345- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260325T1100Z/ /O.NEW.KBOX.SC.Y.0036.260326T0300Z-260327T1800Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 645 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 2 PM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 11 PM this evening to 2 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. && $$ ANZ254-255-252345- /O.CAN.KBOX.SC.Y.0034.000000T0000Z-260325T1100Z/ /O.NEW.KBOX.SC.Y.0036.260326T0900Z-260328T0000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 645 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 20 to 30 kt and seas 6 to 9 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...From 5 AM Thursday to 8 PM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ256-252345- /O.NEW.KBOX.SC.Y.0036.260326T0900Z-260328T0000Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 645 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM THURSDAY TO 8 PM EDT FRIDAY... * WHAT...Southwest winds 20 to 30 kt. Seas 6 to 9 feet expected. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...From 5 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. && $$ ANZ231>234-251-252345- /O.NEW.KBOX.SC.Y.0036.260326T0900Z-260327T1200Z/ Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay- Massachusetts Bay and Ipswich Bay- 645 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM THURSDAY TO 8 AM EDT FRIDAY... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound, Buzzards Bay and Massachusetts Bay and Ipswich Bay. * WHEN...From 5 AM Thursday to 8 AM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-252345- /O.NEW.KBOX.SC.Y.0036.260326T0900Z-260327T2100Z/ Rhode Island Sound-Block Island Sound- 645 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM THURSDAY TO 5 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 5 AM Thursday to 5 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. && $$ ANZ230-236-252345- /O.NEW.KBOX.SC.Y.0036.260326T1200Z-260327T0400Z/ Boston Harbor-Narragansett Bay- 645 AM EDT Wed Mar 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM THURSDAY TO MIDNIGHT EDT THURSDAY NIGHT... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and waves 2 to 4 feet expected. * WHERE...In Massachusetts coastal waters, Boston Harbor. In Rhode Island coastal waters, Narragansett Bay. * WHEN...From 8 AM Thursday to midnight EDT Thursday night. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||