016
WHUS71 KBOX 010602
MWWBOX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
102 AM EST SUN MAR 1 2026
ANZ255-256-011915-
/O.CON.KBOX.SC.Y.0026.260302T0200Z-260302T1800Z/
/O.EXA.KBOX.UP.Y.0011.260302T0600Z-260302T1500Z/
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-
102 AM EST SUN MAR 1 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 1 PM EST MONDAY...
...FREEZING SPRAY ADVISORY IN EFFECT FROM 1 AM TO 10 AM EST
MONDAY...
* WHAT...FOR THE SMALL CRAFT ADVISORY, NORTH WINDS 10 TO 20 KT
AND SEAS 3 TO 5 FEET EXPECTED. FOR THE FREEZING SPRAY
ADVISORY, MODERATE ACCUMULATION OF FREEZING SPRAY EXPECTED.
* 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 SMALL CRAFT ADVISORY, FROM 9 PM THIS EVENING TO
1 PM EST MONDAY. FOR THE FREEZING SPRAY ADVISORY, FROM 1 AM 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. CONDITIONS WILL BE HAZARDOUS
TO SMALL CRAFT.
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.
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ250-254-011915-
/O.CON.KBOX.SC.Y.0026.260302T0200Z-260302T1800Z/
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
102 AM EST SUN MAR 1 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 1 PM EST MONDAY...
* WHAT...NORTH WINDS 10 TO 20 KT WITH GUSTS UP TO 25 KT AND SEAS
4 TO 6 FEET EXPECTED.
* WHERE...COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN
BANK NATIONAL MARINE SANCTUARY AND COASTAL WATERS FROM
PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA OUT 20 NM.
* WHEN...FROM 9 PM THIS EVENING TO 1 PM EST 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>235-237-251-011915-
/O.CON.KBOX.UP.Y.0011.260302T0600Z-260302T1500Z/
CAPE COD BAY-NANTUCKET SOUND-VINEYARD SOUND-BUZZARDS BAY-
RHODE ISLAND SOUND-BLOCK ISLAND SOUND-
MASSACHUSETTS BAY AND IPSWICH BAY-
102 AM EST SUN MAR 1 2026
...FREEZING SPRAY ADVISORY REMAINS IN EFFECT FROM 1 AM TO 10 AM
EST MONDAY...
* WHAT...MODERATE ACCUMULATION OF FREEZING SPRAY EXPECTED.
* WHERE...PORTIONS OF MASSACHUSETTS COASTAL WATERS AND RHODE
ISLAND COASTAL WATERS.
* WHEN...FROM 1 AM 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.
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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page