896
WHUS71 KBOX 131927
MWWBOX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
327 PM EDT MON JUL 13 2026
ANZ251-140830-
/O.EXA.KBOX.SC.Y.0072.260714T2000Z-260715T0300Z/
MASSACHUSETTS BAY AND IPSWICH BAY-
327 PM EDT MON JUL 13 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM TO 11 PM EDT
TUESDAY...
* WHAT...SOUTHWEST WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT AND
SEAS AROUND 3 FEET EXPECTED.
* WHERE...MASSACHUSETTS BAY AND IPSWICH BAY.
* WHEN...FROM 4 PM TO 11 PM EDT TUESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ230-140830-
/O.EXA.KBOX.SC.Y.0072.260714T2000Z-260715T0300Z/
BOSTON HARBOR-
327 PM EDT MON JUL 13 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM TO 11 PM EDT
TUESDAY...
* WHAT...SOUTHWEST WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT AND
WAVES AROUND 2 FEET EXPECTED.
* WHERE...BOSTON HARBOR.
* WHEN...FROM 4 PM TO 11 PM EDT TUESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ232-233-235-237-254>256-140830-
/O.CON.KBOX.SC.Y.0072.260714T1600Z-260715T1500Z/
NANTUCKET SOUND-VINEYARD SOUND-RHODE ISLAND SOUND-
BLOCK ISLAND SOUND-
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-
327 PM EDT MON JUL 13 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO
11 AM EDT WEDNESDAY...
* WHAT...SOUTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 34 KT AND
SEAS 5 TO 8 FEET EXPECTED. BRIEF GALES ARE POSSIBLE FOR SOUTHERN
AND EASTERN OUTER WATER ZONES LATE AFTERNOON THROUGH TUESDAY
NIGHT.
* WHERE...PORTIONS OF MASSACHUSETTS COASTAL WATERS AND RHODE
ISLAND COASTAL WATERS.
* WHEN...FROM NOON TUESDAY TO 11 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.
ANZ234-140830-
/O.CON.KBOX.SC.Y.0072.260714T1600Z-260715T0900Z/
BUZZARDS BAY-
327 PM EDT MON JUL 13 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO
5 AM EDT WEDNESDAY...
* WHAT...SOUTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND
SEAS 3 TO 5 FEET EXPECTED.
* WHERE...BUZZARDS BAY.
* WHEN...FROM NOON TUESDAY TO 5 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.
ANZ231-250-140830-
/O.CON.KBOX.SC.Y.0072.260714T2000Z-260715T0300Z/
CAPE COD BAY-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
327 PM EDT MON JUL 13 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM TO 11 PM EDT
TUESDAY...
* WHAT...SOUTHWEST WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT AND
SEAS 3 TO 5 FEET EXPECTED.
* WHERE...CAPE COD BAY AND COASTAL WATERS EAST OF IPSWICH BAY
AND THE STELLWAGEN BANK NATIONAL MARINE SANCTUARY.
* WHEN...FROM 4 PM TO 11 PM EDT TUESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page