607  
WHUS71 KBOX 210236  
MWWBOX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
936 PM EST FRI DEC 20 2024  
 
ANZ254-255-211545-  
/O.UPG.KBOX.SC.Y.0112.000000T0000Z-241223T0000Z/  
/O.NEW.KBOX.GL.W.0034.241221T0236Z-241221T0900Z/  
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-  
936 PM EST FRI DEC 20 2024  
   
..GALE WARNING IN EFFECT UNTIL 4 AM EST SATURDAY
 
 
* WHAT...NORTH WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT AND SEAS  
7 TO 10 FEET.  
 
* 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...UNTIL 4 AM EST SATURDAY.  
 
* 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.  
 

 
 

 
 
ANZ230-210900-  
/O.EXB.KBOX.SC.Y.0112.000000T0000Z-241221T0900Z/  
BOSTON HARBOR-  
936 PM EST FRI DEC 20 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST SATURDAY
 
 
* WHAT...NORTH WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT AND  
WAVES AROUND 2 FEET.  
 
* WHERE...BOSTON HARBOR.  
 
* WHEN...UNTIL 4 AM EST SATURDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
ANZ250-256-211545-  
/O.CON.KBOX.SC.Y.0112.000000T0000Z-241223T0000Z/  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
936 PM EST FRI DEC 20 2024  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST SUNDAY
 
 
* WHAT...NORTHWEST WINDS 20 TO 30 KT WITH GUSTS UP TO 35 KT AND  
SEAS 6 TO 9 FEET.  
 
* WHERE...IN MASSACHUSETTS COASTAL WATERS, COASTAL WATERS EAST  
OF IPSWICH BAY AND THE STELLWAGEN BANK NATIONAL MARINE  
SANCTUARY. IN RHODE ISLAND COASTAL WATERS, COASTAL WATERS FROM  
MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT TO 20 NM SOUTH OF  
BLOCK ISLAND.  
 
* WHEN...UNTIL 7 PM EST SUNDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
ANZ231-232-251-211545-  
/O.CON.KBOX.SC.Y.0112.000000T0000Z-241222T1200Z/  
CAPE COD BAY-NANTUCKET SOUND-MASSACHUSETTS BAY AND IPSWICH BAY-  
936 PM EST FRI DEC 20 2024  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY
 
 
* WHAT...NORTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 35 KT AND  
SEAS 4 TO 7 FEET.  
 
* WHERE...CAPE COD BAY, NANTUCKET SOUND AND MASSACHUSETTS BAY  
AND IPSWICH BAY.  
 
* WHEN...UNTIL 7 AM EST SUNDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
ANZ233>235-237-211200-  
/O.CON.KBOX.SC.Y.0112.000000T0000Z-241221T1200Z/  
VINEYARD SOUND-BUZZARDS BAY-RHODE ISLAND SOUND-BLOCK ISLAND SOUND-  
936 PM EST FRI DEC 20 2024  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST  
SATURDAY...  
 
* WHAT...NORTH WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT AND SEAS  
4 TO 6 FEET.  
 
* WHERE...IN MASSACHUSETTS COASTAL WATERS, VINEYARD SOUND AND  
BUZZARDS BAY. IN RHODE ISLAND COASTAL WATERS, RHODE ISLAND  
SOUND AND BLOCK ISLAND SOUND.  
 
* WHEN...UNTIL 7 AM EST SATURDAY.  
 
* 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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