098
WHUS71 KBOX 211837
MWWBOX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
237 PM EDT THU AUG 21 2025
ANZ256-221200-
/O.CON.KBOX.GL.W.0026.000000T0000Z-250822T1800Z/
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
237 PM EDT THU AUG 21 2025
..GALE WARNING REMAINS IN EFFECT UNTIL 2 PM EDT FRIDAY
* WHAT...NORTHEAST WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT AND
SEAS 13 TO 18 FEET.
* WHERE...COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD
EXTENDING OUT TO 20 NM SOUTH OF BLOCK ISLAND.
* WHEN...UNTIL 2 PM EDT FRIDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
ANZ233>235-237-221200-
/O.CON.KBOX.GL.W.0026.000000T0000Z-250822T1800Z/
VINEYARD SOUND-BUZZARDS BAY-RHODE ISLAND SOUND-BLOCK ISLAND SOUND-
237 PM EDT THU AUG 21 2025
..GALE WARNING REMAINS IN EFFECT UNTIL 2 PM EDT FRIDAY
* WHAT...NORTHEAST WINDS 20 TO 30 KT WITH GUSTS UP TO 35 KT AND
SEAS 9 TO 14 FEET.
* WHERE...IN MASSACHUSETTS COASTAL WATERS, VINEYARD SOUND AND
BUZZARDS BAY. IN RHODE ISLAND COASTAL WATERS, RHODE ISLAND
SOUND AND BLOCK ISLAND SOUND.
* WHEN...UNTIL 2 PM EDT FRIDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
ANZ254-255-221200-
/O.CON.KBOX.GL.W.0026.000000T0000Z-250823T0000Z/
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-
237 PM EDT THU AUG 21 2025
..GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT FRIDAY
* WHAT...NORTHEAST WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT AND
SEAS 12 TO 17 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 8 PM EDT FRIDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
ANZ232-221200-
/O.CON.KBOX.GL.W.0026.000000T0000Z-250823T0000Z/
NANTUCKET SOUND-
237 PM EDT THU AUG 21 2025
..GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT FRIDAY
* WHAT...NORTHEAST WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT AND
SEAS 7 TO 10 FEET.
* WHERE...NANTUCKET SOUND.
* WHEN...UNTIL 8 PM EDT FRIDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
ANZ231-221200-
/O.CON.KBOX.GL.W.0026.000000T0000Z-250823T0000Z/
CAPE COD BAY-
237 PM EDT THU AUG 21 2025
..GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT FRIDAY
* WHAT...NORTHEAST WINDS 15 TO 25 KT WITH GUSTS UP TO 35 KT AND
SEAS 4 TO 6 FEET.
* WHERE...CAPE COD BAY.
* WHEN...UNTIL 8 PM EDT FRIDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
ANZ250-221200-
/O.CON.KBOX.GL.W.0026.000000T0000Z-250823T0000Z/
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
237 PM EDT THU AUG 21 2025
..GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT FRIDAY
* WHAT...NORTHEAST WINDS 15 TO 25 KT WITH GUSTS UP TO 35 KT AND
SEAS 7 TO 12 FEET.
* WHERE...COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN
BANK NATIONAL MARINE SANCTUARY.
* WHEN...UNTIL 8 PM EDT FRIDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
ANZ251-221200-
/O.CON.KBOX.SC.Y.0086.000000T0000Z-250823T0000Z/
MASSACHUSETTS BAY AND IPSWICH BAY-
237 PM EDT THU AUG 21 2025
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT FRIDAY
* WHAT...NORTHEAST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND
SEAS 4 TO 7 FEET.
* WHERE...MASSACHUSETTS BAY AND IPSWICH BAY.
* WHEN...UNTIL 8 PM EDT FRIDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ236-221200-
/O.CON.KBOX.SC.Y.0086.000000T0000Z-250822T1800Z/
NARRAGANSETT BAY-
237 PM EDT THU AUG 21 2025
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT FRIDAY
* WHAT...NORTHEAST WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT AND
WAVES AROUND 3 FEET.
* WHERE...NARRAGANSETT BAY.
* WHEN...UNTIL 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.
ANZ230-221200-
/O.CON.KBOX.SC.Y.0086.000000T0000Z-250822T1800Z/
BOSTON HARBOR-
237 PM EDT THU AUG 21 2025
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT FRIDAY
* WHAT...NORTHEAST WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT AND
WAVES 1 TO 3 FEET.
* WHERE...BOSTON HARBOR.
* WHEN...UNTIL 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.
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