919
WHUS71 KBOX 271909
MWWBOX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
309 PM EDT SUN SEP 27 2026
ANZ250-251-280-280100-
/O.EXT.KBOX.GL.W.0023.000000T0000Z-260928T0100Z/
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-MASSACHUSETTS BAY AND IPSWICH BAY-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
309 PM EDT SUN SEP 27 2026
..GALE WARNING NOW IN EFFECT UNTIL 9 PM EDT THIS EVENING
* WHAT...EAST WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT AND SEAS
8 TO 11 FEET.
* WHERE...IN MASSACHUSETTS COASTAL WATERS, COASTAL WATERS EAST
OF IPSWICH BAY AND THE STELLWAGEN BANK NATIONAL MARINE
SANCTUARY AND MASSACHUSETTS BAY AND IPSWICH BAY. IN ATLANTIC
COASTAL WATERS, OCEAN WATERS FROM THE MERRIMACK RIVER TO
PLYMOUTH FROM 40 TO 60 NM.
* WHEN...UNTIL 9 PM EDT THIS EVENING.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
ANZ230-280100-
/O.EXT.KBOX.GL.W.0023.000000T0000Z-260928T0100Z/
BOSTON HARBOR-
309 PM EDT SUN SEP 27 2026
..GALE WARNING NOW IN EFFECT UNTIL 9 PM EDT THIS EVENING
* WHAT...NORTHEAST WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT AND
WAVES 2 TO 4 FEET.
* WHERE...BOSTON HARBOR.
* WHEN...UNTIL 9 PM EDT THIS EVENING.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
ANZ233>235-237-281200-
/O.CON.KBOX.SC.Y.0089.000000T0000Z-260928T1200Z/
VINEYARD SOUND-BUZZARDS BAY-RHODE ISLAND SOUND-BLOCK ISLAND SOUND-
309 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT MONDAY
* WHAT...EAST WINDS 10 TO 20 KT WITH GUSTS UP TO 25 KT AND SEAS
5 TO 8 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 8 AM 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.
ANZ232-281200-
/O.CON.KBOX.SC.Y.0089.000000T0000Z-260928T1200Z/
NANTUCKET SOUND-
309 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT MONDAY
* WHAT...EAST WINDS 10 TO 20 KT WITH GUSTS UP TO 25 KT AND SEAS
4 TO 6 FEET.
* WHERE...NANTUCKET SOUND.
* WHEN...UNTIL 8 AM 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.
ANZ255-256-281200-
/O.CON.KBOX.SC.Y.0089.000000T0000Z-260929T0000Z/
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-
309 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT MONDAY
* WHAT...EAST WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT AND SEAS
6 TO 9 FEET.
* WHERE...IN MASSACHUSETTS COASTAL WATERS, COASTAL WATERS
EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD AND
NANTUCKET. IN RHODE ISLAND COASTAL WATERS, COASTAL WATERS FROM
MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT TO 20 NM SOUTH OF
BLOCK ISLAND.
* WHEN...UNTIL 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.
ANZ254-281200-
/O.CON.KBOX.SC.Y.0089.000000T0000Z-260929T0000Z/
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
309 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT MONDAY
* WHAT...EAST WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND SEAS
6 TO 9 FEET.
* WHERE...COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO
NANTUCKET MA OUT 20 NM.
* WHEN...UNTIL 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.
ANZ231-281200-
/O.CON.KBOX.SC.Y.0089.000000T0000Z-260928T1800Z/
CAPE COD BAY-
309 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT MONDAY
* WHAT...EAST WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND SEAS
4 TO 6 FEET.
* WHERE...CAPE COD BAY.
* WHEN...UNTIL 2 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.
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