997  
WHUS71 KBOX 151801  
MWWBOX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
201 PM EDT SAT AUG 15 2026  
 
ANZ233>235-237-255-256-160715-  
/O.NEW.KBOX.SC.Y.0078.260817T0600Z-260818T0600Z/  
VINEYARD SOUND-BUZZARDS BAY-RHODE ISLAND SOUND-BLOCK ISLAND SOUND-  
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-  
201 PM EDT SAT AUG 15 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM MONDAY TO 2 AM EDT  
TUESDAY...  
 
* WHAT...SOUTHEAST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND  
SEAS 4 TO 6 FEET EXPECTED.  
 
* WHERE...PORTIONS OF MASSACHUSETTS COASTAL WATERS AND RHODE  
ISLAND COASTAL WATERS.  
 
* WHEN...FROM 2 AM MONDAY TO 2 AM 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.  
 
 
 
 
 
ANZ231-232-250-251-254-160715-  
/O.NEW.KBOX.SC.Y.0078.260817T1200Z-260818T0300Z/  
CAPE COD BAY-NANTUCKET SOUND-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-MASSACHUSETTS BAY AND IPSWICH BAY-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
201 PM EDT SAT AUG 15 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 11 PM EDT MONDAY  
 
* WHAT...EAST WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND SEAS  
3 TO 5 FEET EXPECTED.  
 
* WHERE...CAPE COD BAY, NANTUCKET SOUND, COASTAL WATERS EAST OF  
IPSWICH BAY AND THE STELLWAGEN BANK NATIONAL MARINE SANCTUARY,  
MASSACHUSETTS BAY AND IPSWICH BAY AND COASTAL WATERS FROM  
PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA OUT 20 NM.  
 
* WHEN...FROM 8 AM TO 11 PM 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.  
 
 
 
 
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