166
WHUS71 KBOX 280640
MWWBOX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
240 AM EDT THU MAY 28 2026
ANZ230-281945-
/O.NEW.KBOX.GL.A.0013.260530T0900Z-260531T0000Z/
BOSTON HARBOR-
240 AM EDT THU MAY 28 2026
...GALE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY
EVENING...
* WHAT...NORTH WINDS 20 TO 30 KT WITH GUSTS UP TO 35 KT AND
WAVES AROUND 2 FEET POSSIBLE.
* WHERE...BOSTON HARBOR.
* WHEN...FROM LATE FRIDAY NIGHT THROUGH SATURDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND SEAS.
ANZ251-281945-
/O.NEW.KBOX.GL.A.0013.260530T0900Z-260531T0000Z/
MASSACHUSETTS BAY AND IPSWICH BAY-
240 AM EDT THU MAY 28 2026
...GALE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY
EVENING...
* WHAT...NORTHEAST WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT AND
SEAS 5 TO 8 FEET POSSIBLE.
* WHERE...MASSACHUSETTS BAY AND IPSWICH BAY.
* WHEN...FROM LATE FRIDAY NIGHT THROUGH SATURDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.
ANZ250-281945-
/O.NEW.KBOX.GL.A.0013.260530T0900Z-260531T0000Z/
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
240 AM EDT THU MAY 28 2026
...GALE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY
EVENING...
* WHAT...NORTHEAST WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT AND
SEAS 6 TO 11 FEET POSSIBLE.
* WHERE...COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN
BANK NATIONAL MARINE SANCTUARY.
* WHEN...FROM LATE FRIDAY NIGHT THROUGH SATURDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND SEAS.
ANZ280-281945-
/O.NEW.KBOX.GL.A.0013.260530T0900Z-260531T0000Z/
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
240 AM EDT THU MAY 28 2026
...GALE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY
EVENING...
* WHAT...NORTHEAST WINDS 20 TO 30 KT WITH GUSTS UP TO 35 KT AND
SEAS 7 TO 12 FEET POSSIBLE.
* WHERE...OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM
40 TO 60 NM.
* WHEN...FROM LATE FRIDAY NIGHT THROUGH SATURDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND SEAS.
ANZ231>234-281945-
/O.NEW.KBOX.GL.A.0013.260530T1500Z-260531T0000Z/
CAPE COD BAY-NANTUCKET SOUND-VINEYARD SOUND-BUZZARDS BAY-
240 AM EDT THU MAY 28 2026
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY
EVENING...
* WHAT...NORTH WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT AND SEAS
3 TO 5 FEET POSSIBLE.
* WHERE...CAPE COD BAY, NANTUCKET SOUND, VINEYARD SOUND AND
BUZZARDS BAY.
* WHEN...FROM SATURDAY MORNING THROUGH SATURDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND SEAS.
ANZ254>256-281945-
/O.NEW.KBOX.GL.A.0013.260530T1500Z-260531T0000Z/
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-
240 AM EDT THU MAY 28 2026
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY
EVENING...
* WHAT...NORTH WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT AND SEAS
5 TO 8 FEET POSSIBLE.
* WHERE...IN MASSACHUSETTS COASTAL WATERS, 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 SATURDAY MORNING THROUGH SATURDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND SEAS.
ANZ281-281945-
/O.NEW.KBOX.GL.A.0013.260530T1500Z-260531T0000Z/
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
240 AM EDT THU MAY 28 2026
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY
EVENING...
* WHAT...NORTH WINDS 20 TO 30 KT WITH GUSTS UP TO 35 KT AND SEAS
7 TO 12 FEET POSSIBLE.
* WHERE...OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO
60 NM.
* WHEN...FROM SATURDAY MORNING THROUGH SATURDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND SEAS.
ANZ235-237-281945-
/O.NEW.KBOX.GL.A.0013.260530T1500Z-260531T0000Z/
RHODE ISLAND SOUND-BLOCK ISLAND SOUND-
240 AM EDT THU MAY 28 2026
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY
EVENING...
* WHAT...NORTH WINDS 20 TO 30 KT WITH GUSTS UP TO 40 KT AND SEAS
3 TO 5 FEET POSSIBLE.
* WHERE...RHODE ISLAND SOUND AND BLOCK ISLAND SOUND.
* WHEN...FROM SATURDAY MORNING THROUGH SATURDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND SEAS.
ANZ282-283-281945-
/O.NEW.KBOX.GL.A.0013.260530T1500Z-260531T0000Z/
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
240 AM EDT THU MAY 28 2026
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY
EVENING...
* WHAT...NORTH WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT AND SEAS
5 TO 8 FEET POSSIBLE.
* WHERE...OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM
25 TO 60 NM AND OCEAN WATERS FROM MONTAUK NY TO MARTHAS
VINEYARD FROM 25 TO 60 NM.
* WHEN...FROM SATURDAY MORNING THROUGH SATURDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND SEAS.
ANZ236-281945-
/O.NEW.KBOX.GL.A.0013.260530T1500Z-260531T0000Z/
NARRAGANSETT BAY-
240 AM EDT THU MAY 28 2026
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY
EVENING...
* WHAT...NORTH WINDS 15 TO 25 KT WITH GUSTS UP TO 35 KT AND
WAVES AROUND 3 FEET POSSIBLE.
* WHERE...NARRAGANSETT BAY.
* WHEN...FROM SATURDAY MORNING THROUGH SATURDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND SEAS.
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