561
WHUS71 KBOX 270539
MWWBOX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
139 AM EDT MON APR 27 2026
ANZ250-272300-
/O.EXB.KBOX.SC.Y.0050.260428T0600Z-260429T0600Z/
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
139 AM EDT MON APR 27 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TUESDAY TO 2 AM EDT
WEDNESDAY...
* WHAT...NORTHEAST WINDS 10 TO 15 KT AND SEAS 4 TO 7 FEET
EXPECTED.
* WHERE...COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN
BANK NATIONAL MARINE SANCTUARY.
* WHEN...FROM 2 AM TUESDAY TO 2 AM EDT WEDNESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ254-255-272300-
/O.EXT.KBOX.SC.Y.0049.260427T1200Z-260429T0600Z/
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-
139 AM EDT MON APR 27 2026
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 AM THIS MORNING TO
2 AM EDT WEDNESDAY...
* WHAT...NORTHEAST WINDS 10 TO 20 KT WITH GUSTS UP TO 25 KT AND
SEAS 4 TO 7 FEET EXPECTED.
* WHERE...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.
* WHEN...FROM 8 AM THIS MORNING TO 2 AM EDT WEDNESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ256-272300-
/O.EXT.KBOX.SC.Y.0050.260427T1200Z-260429T0600Z/
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
139 AM EDT MON APR 27 2026
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 AM THIS MORNING TO
2 AM EDT WEDNESDAY...
* WHAT...NORTHEAST WINDS 5 TO 15 KT WITH GUSTS UP TO 25 KT AND
SEAS 4 TO 6 FEET EXPECTED.
* WHERE...COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD
EXTENDING OUT TO 20 NM SOUTH OF BLOCK ISLAND.
* WHEN...FROM 8 AM THIS MORNING TO 2 AM EDT WEDNESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ232-272300-
/O.CON.KBOX.SC.Y.0049.260427T1200Z-260428T0000Z/
NANTUCKET SOUND-
139 AM EDT MON APR 27 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING
TO 8 PM EDT THIS EVENING...
* WHAT...NORTHEAST WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT AND
SEAS 2 TO 4 FEET EXPECTED.
* WHERE...NANTUCKET SOUND.
* WHEN...FROM 8 AM THIS MORNING TO 8 PM EDT THIS EVENING.
* 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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