121
WHUS71 KBOX 010648
MWWBOX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
148 AM EST SUN FEB 1 2026
ANZ235-237-012300-
/O.EXT.KBOX.UP.Y.0006.000000T0000Z-260202T1200Z/
/O.CON.KBOX.GL.W.0008.260201T0800Z-260202T0600Z/
RHODE ISLAND SOUND-BLOCK ISLAND SOUND-
148 AM EST SUN FEB 1 2026
..FREEZING SPRAY ADVISORY NOW IN EFFECT UNTIL 7 AM EST MONDAY
..GALE WARNING REMAINS IN EFFECT UNTIL 1 AM EST MONDAY
* WHAT...FOR THE FREEZING SPRAY ADVISORY, MODERATE ACCUMULATION
OF FREEZING SPRAY EXPECTED. FOR THE GALE WARNING, NORTH WINDS
20 TO 30 KT WITH GUSTS UP TO 45 KT AND SEAS 4 TO 6 FEET
EXPECTED.
* WHERE...RHODE ISLAND SOUND AND BLOCK ISLAND SOUND.
* WHEN...FOR THE FREEZING SPRAY ADVISORY, UNTIL 7 AM EST MONDAY.
FOR THE GALE WARNING, UNTIL 1 AM EST MONDAY.
* IMPACTS...OPERATING A VESSEL IN FREEZING SPRAY IS HAZARDOUS.
FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC COMPONENTS
INOPERATIVE. ICE ACCRETION ON DECKS AND SUPERSTRUCTURES MAY
RESULT IN SOME LOSS OF STABILITY. STRONG WINDS WILL CAUSE
HAZARDOUS SEAS WHICH COULD CAPSIZE OR DAMAGE VESSELS AND
REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR ICE ACCUMULATION ON THEIR VESSEL AND
CONSIDER ALTERING PLANS TO AVOID OR MITIGATE THESE HAZARDOUS
CONDITIONS. DURING FREEZING SPRAY CONDITIONS, THE U.S. COAST
GUARD ADVISES MARINERS TO CHECK AND ENSURE ALL LIFE-SAVING
DEVICES REMAIN FREE OF ICE.
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.
ANZ251-012300-
/O.CON.KBOX.UP.Y.0006.260201T0900Z-260201T1800Z/
/O.CON.KBOX.GL.W.0008.260201T1100Z-260202T0900Z/
MASSACHUSETTS BAY AND IPSWICH BAY-
148 AM EST SUN FEB 1 2026
...FREEZING SPRAY ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 4 AM
EST MONDAY...
* WHAT...FOR THE FREEZING SPRAY ADVISORY, MODERATE ACCUMULATION
OF FREEZING SPRAY EXPECTED. FOR THE GALE WARNING, NORTH WINDS
25 TO 35 KT WITH GUSTS UP TO 45 KT AND SEAS 7 TO 10 FEET
EXPECTED.
* WHERE...MASSACHUSETTS BAY AND IPSWICH BAY.
* WHEN...FOR THE FREEZING SPRAY ADVISORY, UNTIL 1 PM EST THIS
AFTERNOON. FOR THE GALE WARNING, FROM 6 AM THIS MORNING TO 4
AM EST MONDAY.
* IMPACTS...OPERATING A VESSEL IN FREEZING SPRAY IS HAZARDOUS.
FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC COMPONENTS
INOPERATIVE. ICE ACCRETION ON DECKS AND SUPERSTRUCTURES MAY
RESULT IN SOME LOSS OF STABILITY. STRONG WINDS WILL CAUSE
HAZARDOUS SEAS WHICH COULD CAPSIZE OR DAMAGE VESSELS AND
REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR ICE ACCUMULATION ON THEIR VESSEL AND
CONSIDER ALTERING PLANS TO AVOID OR MITIGATE THESE HAZARDOUS
CONDITIONS. DURING FREEZING SPRAY CONDITIONS, THE U.S. COAST
GUARD ADVISES MARINERS TO CHECK AND ENSURE ALL LIFE-SAVING
DEVICES REMAIN FREE OF ICE.
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.
ANZ233-234-012300-
/O.EXT.KBOX.UP.Y.0006.000000T0000Z-260202T1500Z/
/O.CON.KBOX.GL.W.0008.260201T1100Z-260202T0600Z/
VINEYARD SOUND-BUZZARDS BAY-
148 AM EST SUN FEB 1 2026
..FREEZING SPRAY ADVISORY NOW IN EFFECT UNTIL 10 AM EST MONDAY
...GALE WARNING REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 1 AM
EST MONDAY...
* WHAT...FOR THE FREEZING SPRAY ADVISORY, MODERATE ACCUMULATION
OF FREEZING SPRAY EXPECTED. FOR THE GALE WARNING, NORTH WINDS
20 TO 30 KT WITH GUSTS UP TO 45 KT AND SEAS 4 TO 6 FEET
EXPECTED.
* WHERE...VINEYARD SOUND AND BUZZARDS BAY.
* WHEN...FOR THE FREEZING SPRAY ADVISORY, UNTIL 10 AM EST
MONDAY. FOR THE GALE WARNING, FROM 6 AM THIS MORNING TO 1 AM
EST MONDAY.
* IMPACTS...OPERATING A VESSEL IN FREEZING SPRAY IS HAZARDOUS.
FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC COMPONENTS
INOPERATIVE. ICE ACCRETION ON DECKS AND SUPERSTRUCTURES MAY
RESULT IN SOME LOSS OF STABILITY. STRONG WINDS WILL CAUSE
HAZARDOUS SEAS WHICH COULD CAPSIZE OR DAMAGE VESSELS AND
REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR ICE ACCUMULATION ON THEIR VESSEL AND
CONSIDER ALTERING PLANS TO AVOID OR MITIGATE THESE HAZARDOUS
CONDITIONS. DURING FREEZING SPRAY CONDITIONS, THE U.S. COAST
GUARD ADVISES MARINERS TO CHECK AND ENSURE ALL LIFE-SAVING
DEVICES REMAIN FREE OF ICE.
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.
ANZ256-012300-
/O.CON.KBOX.UP.Y.0006.000000T0000Z-260201T1800Z/
/O.CON.KBOX.GL.W.0008.260201T0800Z-260202T0600Z/
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
148 AM EST SUN FEB 1 2026
...FREEZING SPRAY ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...
..GALE WARNING REMAINS IN EFFECT UNTIL 1 AM EST MONDAY
* WHAT...FOR THE FREEZING SPRAY ADVISORY, MODERATE ACCUMULATION
OF FREEZING SPRAY EXPECTED. FOR THE GALE WARNING, NORTH WINDS
25 TO 35 KT WITH GUSTS UP TO 45 KT AND SEAS 6 TO 11 FEET
EXPECTED.
* WHERE...COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD
EXTENDING OUT TO 20 NM SOUTH OF BLOCK ISLAND.
* WHEN...FOR THE FREEZING SPRAY ADVISORY, UNTIL 1 PM EST THIS
AFTERNOON. FOR THE GALE WARNING, UNTIL 1 AM EST MONDAY.
* IMPACTS...OPERATING A VESSEL IN FREEZING SPRAY IS HAZARDOUS.
FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC COMPONENTS
INOPERATIVE. ICE ACCRETION ON DECKS AND SUPERSTRUCTURES MAY
RESULT IN SOME LOSS OF STABILITY. STRONG WINDS WILL CAUSE
HAZARDOUS SEAS WHICH COULD CAPSIZE OR DAMAGE VESSELS AND
REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR ICE ACCUMULATION ON THEIR VESSEL AND
CONSIDER ALTERING PLANS TO AVOID OR MITIGATE THESE HAZARDOUS
CONDITIONS. DURING FREEZING SPRAY CONDITIONS, THE U.S. COAST
GUARD ADVISES MARINERS TO CHECK AND ENSURE ALL LIFE-SAVING
DEVICES REMAIN FREE OF ICE.
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.
ANZ236-012300-
/O.CON.KBOX.UP.Y.0006.000000T0000Z-260201T1800Z/
/O.CON.KBOX.GL.W.0008.260201T1000Z-260202T0400Z/
NARRAGANSETT BAY-
148 AM EST SUN FEB 1 2026
...FREEZING SPRAY ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT FROM 5 AM EARLY THIS MORNING TO
11 PM EST THIS EVENING...
* WHAT...FOR THE FREEZING SPRAY ADVISORY, MODERATE ACCUMULATION
OF FREEZING SPRAY EXPECTED. FOR THE GALE WARNING, NORTH WINDS
15 TO 25 KT WITH GUSTS UP TO 40 KT AND WAVES AROUND 3 FEET
EXPECTED.
* WHERE...NARRAGANSETT BAY.
* WHEN...FOR THE FREEZING SPRAY ADVISORY, UNTIL 1 PM EST THIS
AFTERNOON. FOR THE GALE WARNING, FROM 5 AM EARLY THIS MORNING
TO 11 PM EST THIS EVENING.
* IMPACTS...OPERATING A VESSEL IN FREEZING SPRAY IS HAZARDOUS.
FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC COMPONENTS
INOPERATIVE. ICE ACCRETION ON DECKS AND SUPERSTRUCTURES MAY
RESULT IN SOME LOSS OF STABILITY. STRONG WINDS WILL CAUSE
HAZARDOUS SEAS WHICH COULD CAPSIZE OR DAMAGE VESSELS AND
REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR ICE ACCUMULATION ON THEIR VESSEL AND
CONSIDER ALTERING PLANS TO AVOID OR MITIGATE THESE HAZARDOUS
CONDITIONS. DURING FREEZING SPRAY CONDITIONS, THE U.S. COAST
GUARD ADVISES MARINERS TO CHECK AND ENSURE ALL LIFE-SAVING
DEVICES REMAIN FREE OF ICE.
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.
ANZ231-012300-
/O.CON.KBOX.GL.W.0008.260201T0900Z-260202T0900Z/
/O.NEW.KBOX.UP.Y.0007.260202T0300Z-260202T1500Z/
CAPE COD BAY-
148 AM EST SUN FEB 1 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 4 AM EST MONDAY
...FREEZING SPRAY ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
10 AM EST MONDAY...
* WHAT...FOR THE GALE WARNING, NORTH WINDS 25 TO 35 KT WITH
GUSTS UP TO 45 KT AND SEAS 6 TO 11 FEET EXPECTED. FOR THE
FREEZING SPRAY ADVISORY, MODERATE ACCUMULATION OF FREEZING
SPRAY EXPECTED.
* WHERE...CAPE COD BAY.
* WHEN...FOR THE GALE WARNING, UNTIL 4 AM EST MONDAY. FOR THE
FREEZING SPRAY ADVISORY, FROM 10 PM THIS EVENING TO 10 AM EST
MONDAY.
* IMPACTS...OPERATING A VESSEL IN FREEZING SPRAY IS HAZARDOUS.
FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC COMPONENTS
INOPERATIVE. ICE ACCRETION ON DECKS AND SUPERSTRUCTURES MAY
RESULT IN SOME LOSS OF STABILITY. STRONG WINDS WILL CAUSE
HAZARDOUS SEAS WHICH COULD CAPSIZE OR DAMAGE VESSELS AND REDUCE
VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR ICE ACCUMULATION ON THEIR VESSEL AND
CONSIDER ALTERING PLANS TO AVOID OR MITIGATE THESE HAZARDOUS
CONDITIONS. DURING FREEZING SPRAY CONDITIONS, THE U.S. COAST
GUARD ADVISES MARINERS TO CHECK AND ENSURE ALL LIFE-SAVING
DEVICES REMAIN FREE OF ICE.
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.
ANZ230-012300-
/O.CON.KBOX.GL.W.0008.260201T1200Z-260202T0600Z/
BOSTON HARBOR-
148 AM EST SUN FEB 1 2026
...GALE WARNING REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 1 AM
EST MONDAY...
* WHAT...NORTH WINDS 15 TO 25 KT WITH GUSTS UP TO 35 KT AND
WAVES AROUND 2 FEET EXPECTED.
* WHERE...BOSTON HARBOR.
* WHEN...FROM 7 AM THIS MORNING TO 1 AM EST MONDAY.
* 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.
ANZ250-012300-
/O.CON.KBOX.GL.W.0008.260201T1200Z-260202T0900Z/
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
148 AM EST SUN FEB 1 2026
...GALE WARNING REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 4 AM
EST MONDAY...
* WHAT...NORTH WINDS 25 TO 35 KT WITH GUSTS UP TO 50 KT AND SEAS
10 TO 15 FEET EXPECTED.
* WHERE...COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN
BANK NATIONAL MARINE SANCTUARY.
* WHEN...FROM 7 AM THIS MORNING TO 4 AM EST MONDAY.
* 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.
ANZ232-012300-
/O.CON.KBOX.SR.W.0001.260201T1200Z-260202T0600Z/
/O.NEW.KBOX.UP.Y.0007.260202T0300Z-260202T1500Z/
NANTUCKET SOUND-
148 AM EST SUN FEB 1 2026
...STORM WARNING REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 1 AM
EST MONDAY...
...FREEZING SPRAY ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
10 AM EST MONDAY...
* WHAT...FOR THE STORM WARNING, NORTH WINDS 25 TO 35 KT WITH
GUSTS UP TO 50 KT AND SEAS 5 TO 8 FEET EXPECTED. FOR THE
FREEZING SPRAY ADVISORY, MODERATE ACCUMULATION OF FREEZING
SPRAY EXPECTED.
* WHERE...NANTUCKET SOUND.
* WHEN...FOR THE STORM WARNING, FROM 7 AM THIS MORNING TO 1 AM
EST MONDAY. FOR THE FREEZING SPRAY ADVISORY, FROM 10 PM THIS
EVENING TO 10 AM EST MONDAY.
* IMPACTS...OPERATING A VESSEL IN FREEZING SPRAY IS HAZARDOUS.
FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC COMPONENTS
INOPERATIVE. ICE ACCRETION ON DECKS AND SUPERSTRUCTURES MAY
RESULT IN SOME LOSS OF STABILITY. STORM FORCE WINDS AND
HAZARDOUS SEAS WILL CAPSIZE OR DAMAGE VESSELS AND REDUCE
VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR ICE ACCUMULATION ON THEIR VESSEL AND
CONSIDER ALTERING PLANS TO AVOID OR MITIGATE THESE HAZARDOUS
CONDITIONS. DURING FREEZING SPRAY CONDITIONS, THE U.S. COAST
GUARD ADVISES MARINERS TO CHECK AND ENSURE ALL LIFE-SAVING
DEVICES REMAIN FREE OF ICE.
MARINERS SHOULD REMAIN IN PORT, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR SEVERE CONDITIONS.
ANZ255-012300-
/O.CON.KBOX.SR.W.0001.260201T1200Z-260202T0900Z/
/O.NEW.KBOX.UP.Y.0007.260202T0300Z-260202T1500Z/
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
148 AM EST SUN FEB 1 2026
...STORM WARNING REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 4 AM
EST MONDAY...
...FREEZING SPRAY ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
10 AM EST MONDAY...
* WHAT...FOR THE STORM WARNING, NORTH WINDS 30 TO 40 KT WITH GUSTS
UP TO 55 KT AND SEAS 9 TO 14 FEET EXPECTED. FOR THE FREEZING
SPRAY ADVISORY, MODERATE ACCUMULATION OF FREEZING SPRAY
EXPECTED.
* WHERE...COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS
VINEYARD AND NANTUCKET.
* WHEN...FOR THE STORM WARNING, FROM 7 AM THIS MORNING TO 4 AM
EST MONDAY. FOR THE FREEZING SPRAY ADVISORY, FROM 10 PM THIS
EVENING TO 10 AM EST MONDAY.
* IMPACTS...OPERATING A VESSEL IN FREEZING SPRAY IS HAZARDOUS.
FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC COMPONENTS
INOPERATIVE. ICE ACCRETION ON DECKS AND SUPERSTRUCTURES MAY
RESULT IN SOME LOSS OF STABILITY. STORM FORCE WINDS AND
HAZARDOUS SEAS WILL CAPSIZE OR DAMAGE VESSELS AND REDUCE
VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR ICE ACCUMULATION ON THEIR VESSEL AND
CONSIDER ALTERING PLANS TO AVOID OR MITIGATE THESE HAZARDOUS
CONDITIONS. DURING FREEZING SPRAY CONDITIONS, THE U.S. COAST
GUARD ADVISES MARINERS TO CHECK AND ENSURE ALL LIFE-SAVING
DEVICES REMAIN FREE OF ICE.
MARINERS SHOULD REMAIN IN PORT, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR SEVERE CONDITIONS.
ANZ254-012300-
/O.CON.KBOX.SR.W.0001.260201T1200Z-260202T0900Z/
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
148 AM EST SUN FEB 1 2026
...STORM WARNING REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 4 AM
EST MONDAY...
* WHAT...NORTH WINDS 30 TO 40 KT WITH GUSTS UP TO 50 KT AND SEAS
11 TO 16 FEET EXPECTED.
* WHERE...COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO
NANTUCKET MA OUT 20 NM.
* WHEN...FROM 7 AM THIS MORNING TO 4 AM EST MONDAY.
* IMPACTS...STORM FORCE WINDS AND HAZARDOUS SEAS WILL CAPSIZE OR
DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD REMAIN IN PORT, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR SEVERE CONDITIONS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page