071  
WHUS71 KBOX 312033  
MWWBOX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
433 PM EDT SUN MAY 31 2026  
 
ANZ254-255-010945-  
/O.EXT.KBOX.SC.Y.0060.000000T0000Z-260601T1100Z/  
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-  
433 PM EDT SUN MAY 31 2026  
   
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EDT MONDAY
 
 
* WHAT...SOUTHWEST WINDS 10 TO 15 KT AND SEAS 4 TO 6 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 7 AM EDT 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.  
 

 
 

 
 
ANZ256-010800-  
/O.EXT.KBOX.SC.Y.0060.000000T0000Z-260601T0800Z/  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
433 PM EDT SUN MAY 31 2026  
   
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM EDT MONDAY
 
 
* WHAT...SOUTHWEST WINDS 5 TO 15 KT AND SEAS 3 TO 5 FEET.  
 
* WHERE...COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD  
EXTENDING OUT TO 20 NM SOUTH OF BLOCK ISLAND.  
 
* WHEN...UNTIL 4 AM EDT 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.  
 

 
 

 
 
ANZ250-010000-  
/O.CON.KBOX.SC.Y.0060.000000T0000Z-260601T0000Z/  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
433 PM EDT SUN MAY 31 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS  
EVENING...  
 
* WHAT...SOUTHWEST WINDS 5 TO 10 KT AND SEAS 3 TO 5 FEET.  
 
* WHERE...COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN  
BANK NATIONAL MARINE SANCTUARY.  
 
* WHEN...UNTIL 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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