688
WHUS71 KBOX 231958
MWWBOX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
358 PM EDT WED SEP 23 2026
ANZ254-240900-
/O.CON.KBOX.SC.Y.0088.000000T0000Z-260924T0000Z/
/O.CON.KBOX.GL.W.0021.260924T0000Z-260925T1200Z/
/O.CON.KBOX.SR.A.0004.260925T1200Z-260927T0000Z/
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
358 PM EDT WED SEP 23 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 AM
EDT FRIDAY...
...STORM WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH
SATURDAY EVENING...
* WHAT...FOR THE SMALL CRAFT ADVISORY, NORTHEAST WINDS 20 TO 25
KT WITH GUSTS UP TO 30 KT AND SEAS 7 TO 9 FEET. FOR THE GALE
WARNING, NORTHEAST WINDS 25 TO 35 KT WITH GUSTS UP TO 45 KT
AND SEAS 9 TO 14 FEET EXPECTED. FOR THE STORM WATCH, NORTHEAST
WINDS 30 TO 40 KT WITH GUSTS UP TO 50 KT AND SEAS 17 TO 22
FEET POSSIBLE.
* WHERE...COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO
NANTUCKET MA OUT 20 NM.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 8 PM EDT THIS
EVENING. FOR THE GALE WARNING, FROM 8 PM THIS EVENING TO 8 AM
EDT FRIDAY. FOR THE STORM WATCH, FROM FRIDAY MORNING THROUGH
SATURDAY EVENING.
* IMPACTS...STORM FORCE WINDS AND HAZARDOUS SEAS COULD CAPSIZE
OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE TO REMAIN IN PORT, ALTER COURSE, AND/OR
SECURE THE VESSEL BEFORE THE ONSET OF SEVERE CONDITIONS.
ANZ231-240900-
/O.CON.KBOX.SC.Y.0088.000000T0000Z-260924T0000Z/
/O.CON.KBOX.GL.W.0021.260924T0000Z-260925T1200Z/
/O.CON.KBOX.SR.A.0004.260925T1200Z-260927T0000Z/
CAPE COD BAY-
358 PM EDT WED SEP 23 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 AM
EDT FRIDAY...
...STORM WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH
SATURDAY EVENING...
* WHAT...FOR THE SMALL CRAFT ADVISORY, NORTHEAST WINDS 20 TO 25
KT WITH GUSTS UP TO 30 KT AND SEAS 3 TO 5 FEET. FOR THE GALE
WARNING, NORTHEAST WINDS 20 TO 30 KT WITH GUSTS UP TO 40 KT
AND SEAS 4 TO 6 FEET EXPECTED. FOR THE STORM WATCH, NORTHEAST
WINDS 30 TO 40 KT WITH GUSTS UP TO 50 KT AND SEAS 7 TO 12 FEET
POSSIBLE.
* WHERE...CAPE COD BAY.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 8 PM EDT THIS
EVENING. FOR THE GALE WARNING, FROM 8 PM THIS EVENING TO 8 AM
EDT FRIDAY. FOR THE STORM WATCH, FROM FRIDAY MORNING THROUGH
SATURDAY EVENING.
* IMPACTS...STORM FORCE WINDS AND HAZARDOUS SEAS COULD CAPSIZE
OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE TO REMAIN IN PORT, ALTER COURSE, AND/OR
SECURE THE VESSEL BEFORE THE ONSET OF SEVERE CONDITIONS.
ANZ250-251-280-240900-
/O.CON.KBOX.SC.Y.0088.000000T0000Z-260925T0600Z/
/O.CON.KBOX.GL.W.0022.260925T0600Z-260925T1500Z/
/O.CON.KBOX.SR.A.0004.260925T1500Z-260927T0000Z/
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-
358 PM EDT WED SEP 23 2026
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT FRIDAY
..GALE WARNING REMAINS IN EFFECT FROM 2 AM TO 11 AM EDT FRIDAY
...STORM WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH
SATURDAY EVENING...
* WHAT...FOR THE SMALL CRAFT ADVISORY, NORTHEAST WINDS 15 TO 25
KT WITH GUSTS UP TO 30 KT AND SEAS 6 TO 11 FEET. FOR THE GALE
WARNING, NORTHEAST WINDS 20 TO 30 KT WITH GUSTS UP TO 40 KT
AND SEAS 12 TO 17 FEET EXPECTED. FOR THE STORM WATCH,
NORTHEAST WINDS 30 TO 40 KT WITH GUSTS UP TO 50 KT AND SEAS 18
TO 23 FEET POSSIBLE.
* 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...FOR THE SMALL CRAFT ADVISORY, UNTIL 2 AM EDT FRIDAY.
FOR THE GALE WARNING, FROM 2 AM TO 11 AM EDT FRIDAY. FOR THE
STORM WATCH, FROM FRIDAY MORNING THROUGH SATURDAY EVENING.
* IMPACTS...STORM FORCE WINDS AND HAZARDOUS SEAS COULD CAPSIZE
OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE TO REMAIN IN PORT, ALTER COURSE, AND/OR
SECURE THE VESSEL BEFORE THE ONSET OF SEVERE CONDITIONS.
ANZ236-240900-
/O.CON.KBOX.SC.Y.0088.000000T0000Z-260925T1200Z/
/O.CON.KBOX.GL.W.0022.260925T1200Z-260927T0000Z/
NARRAGANSETT BAY-
358 PM EDT WED SEP 23 2026
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT FRIDAY
...GALE WARNING REMAINS IN EFFECT FROM 8 AM FRIDAY TO 8 PM EDT
SATURDAY...
* WHAT...FOR THE SMALL CRAFT ADVISORY, NORTHEAST WINDS 15 TO 25
KT WITH GUSTS UP TO 35 KT AND WAVES 2 TO 3 FEET. FOR THE GALE
WARNING, NORTH WINDS 20 TO 30 KT WITH GUSTS UP TO 45 KT AND
WAVES AROUND 3 FEET EXPECTED.
* WHERE...NARRAGANSETT BAY.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 8 AM EDT FRIDAY.
FOR THE GALE WARNING, FROM 8 AM FRIDAY TO 8 PM EDT SATURDAY.
* 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.
ANZ230-240900-
/O.CON.KBOX.SC.Y.0088.000000T0000Z-260925T1200Z/
/O.CON.KBOX.GL.W.0022.260925T1200Z-260927T0000Z/
BOSTON HARBOR-
358 PM EDT WED SEP 23 2026
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT FRIDAY
...GALE WARNING REMAINS IN EFFECT FROM 8 AM FRIDAY TO 8 PM EDT
SATURDAY...
* WHAT...FOR THE SMALL CRAFT ADVISORY, NORTHEAST WINDS 15 TO 25
KT WITH GUSTS UP TO 30 KT AND WAVES 2 TO 3 FEET. FOR THE GALE
WARNING, NORTH WINDS 20 TO 30 KT WITH GUSTS UP TO 45 KT AND
WAVES 2 TO 4 FEET EXPECTED.
* WHERE...BOSTON HARBOR.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 8 AM EDT FRIDAY.
FOR THE GALE WARNING, FROM 8 AM FRIDAY TO 8 PM EDT SATURDAY.
* 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.
ANZ255-256-240900-
/O.CON.KBOX.GL.W.0021.000000T0000Z-260925T0600Z/
/O.CON.KBOX.SR.A.0004.260925T0600Z-260927T0000Z/
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-
358 PM EDT WED SEP 23 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EDT FRIDAY
...STORM WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH
SATURDAY EVENING...
* WHAT...FOR THE GALE WARNING, NORTHEAST WINDS 25 TO 35 KT WITH
GUSTS UP TO 40 KT AND SEAS 8 TO 13 FEET. FOR THE STORM WATCH,
NORTH WINDS 30 TO 40 KT WITH GUSTS UP TO 55 KT AND SEAS 14 TO
19 FEET POSSIBLE.
* 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...FOR THE GALE WARNING, UNTIL 2 AM EDT FRIDAY. FOR THE
STORM WATCH, FROM LATE THURSDAY NIGHT THROUGH SATURDAY EVENING.
* IMPACTS...STORM FORCE WINDS AND HAZARDOUS SEAS COULD CAPSIZE
OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE TO REMAIN IN PORT, ALTER COURSE, AND/OR
SECURE THE VESSEL BEFORE THE ONSET OF SEVERE CONDITIONS.
ANZ282-283-240900-
/O.CON.KBOX.GL.W.0021.000000T0000Z-260925T0600Z/
/O.CON.KBOX.SR.A.0004.260925T0600Z-260927T0000Z/
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-
358 PM EDT WED SEP 23 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EDT FRIDAY
...STORM WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH
SATURDAY EVENING...
* WHAT...FOR THE GALE WARNING, NORTHEAST WINDS 25 TO 35 KT WITH
GUSTS UP TO 45 KT AND SEAS 11 TO 16 FEET. FOR THE STORM WATCH,
NORTH WINDS 30 TO 40 KT WITH GUSTS UP TO 55 KT AND SEAS 19 TO
24 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...FOR THE GALE WARNING, UNTIL 2 AM EDT FRIDAY. FOR THE
STORM WATCH, FROM LATE THURSDAY NIGHT THROUGH SATURDAY EVENING.
* IMPACTS...STORM FORCE WINDS AND HAZARDOUS SEAS COULD CAPSIZE
OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE TO REMAIN IN PORT, ALTER COURSE, AND/OR
SECURE THE VESSEL BEFORE THE ONSET OF SEVERE CONDITIONS.
ANZ232>235-237-240900-
/O.CON.KBOX.GL.W.0021.000000T0000Z-260925T0600Z/
/O.CON.KBOX.SR.A.0004.260925T0600Z-260927T0000Z/
NANTUCKET SOUND-VINEYARD SOUND-BUZZARDS BAY-RHODE ISLAND SOUND-
BLOCK ISLAND SOUND-
358 PM EDT WED SEP 23 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EDT FRIDAY
...STORM WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH
SATURDAY EVENING...
* WHAT...FOR THE GALE WARNING, NORTHEAST WINDS 20 TO 30 KT WITH
GUSTS UP TO 40 KT AND SEAS 5 TO 8 FEET. FOR THE STORM WATCH,
NORTH WINDS 30 TO 40 KT WITH GUSTS UP TO 50 KT AND SEAS 7 TO
12 FEET POSSIBLE.
* 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...FOR THE GALE WARNING, UNTIL 2 AM EDT FRIDAY. FOR THE
STORM WATCH, FROM LATE THURSDAY NIGHT THROUGH SATURDAY EVENING.
* IMPACTS...STORM FORCE WINDS AND HAZARDOUS SEAS COULD CAPSIZE
OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE TO REMAIN IN PORT, ALTER COURSE, AND/OR
SECURE THE VESSEL BEFORE THE ONSET OF SEVERE CONDITIONS.
ANZ281-240900-
/O.CON.KBOX.GL.W.0021.000000T0000Z-260925T1200Z/
/O.CON.KBOX.SR.A.0004.260925T1200Z-260927T0000Z/
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
358 PM EDT WED SEP 23 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT FRIDAY
...STORM WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH
SATURDAY EVENING...
* WHAT...FOR THE GALE WARNING, NORTHEAST WINDS 25 TO 35 KT WITH
GUSTS UP TO 45 KT AND SEAS 11 TO 16 FEET. FOR THE STORM WATCH,
NORTHEAST WINDS 30 TO 35 KT WITH GUSTS UP TO 50 KT AND SEAS 19
TO 24 FEET POSSIBLE.
* WHERE...OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO
60 NM.
* WHEN...FOR THE GALE WARNING, UNTIL 8 AM EDT FRIDAY. FOR THE
STORM WATCH, FROM FRIDAY MORNING THROUGH SATURDAY EVENING.
* IMPACTS...STORM FORCE WINDS AND HAZARDOUS SEAS COULD CAPSIZE
OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE TO REMAIN IN PORT, ALTER COURSE, AND/OR
SECURE THE VESSEL BEFORE THE ONSET OF SEVERE CONDITIONS.
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