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Home Return to list Small Craft Advisory 0069 Issued by the Boston Forecast Office
Action: New Issued At: 2026-06-21 12:49:54 208 WHUS71 KBOX 211749 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 149 PM EDT Sun Jun 21 2026 ANZ255-256-220700- /O.NEW.KBOX.SC.Y.0069.260622T2000Z-260623T1200Z/ 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- 149 PM EDT Sun Jun 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM MONDAY TO 8 AM EDT TUESDAY... * WHAT...South winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 6 feet expected. * WHERE...Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket and Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 4 PM Monday to 8 AM 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. && $$ Action: Continued Issued At: 2026-06-22 01:57:50 826 WHUS71 KBOX 220657 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 257 AM EDT Mon Jun 22 2026 ANZ255-256-222030- /O.CON.KBOX.SC.Y.0069.260622T2000Z-260623T1200Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 257 AM EDT Mon Jun 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 8 AM EDT TUESDAY... * WHAT...South winds 10 to 20 kt with gusts up to 25 kt and seas 2 to 4 feet expected. * WHERE...Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket and Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 4 PM this afternoon to 8 AM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-06-22 14:08:07 514 WHUS71 KBOX 221907 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 307 PM EDT Mon Jun 22 2026 ANZ255-256-231200- /O.CON.KBOX.SC.Y.0069.260622T2000Z-260623T1200Z/ 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- 307 PM EDT Mon Jun 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT TUESDAY... * WHAT...South winds 10 to 20 kt with gusts up to 25 kt and seas 2 to 4 feet expected. * WHERE...Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket and Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...Until 8 AM 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. && $$ Action: Cancelled Issued At: 2026-06-23 01:33:31 479 WHUS71 KBOX 230633 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 233 AM EDT Tue Jun 23 2026 ANZ255-256-230745- /O.CAN.KBOX.SC.Y.0069.000000T0000Z-260623T1200Z/ Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 233 AM EDT Tue Jun 23 2026 ...SMALL CRAFT ADVISORY IS CANCELLED... Observations have indicated that winds and seas have fallen below Small Craft Advisory criteria. Therefore, the Small Craft Advisory has been cancelled. $$ | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||