479  
WHCA72 TJSJ 111430  
MWWSJU  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1030 AM AST THU DEC 11 2025  
 
AMZ711-112230-  
/O.CON.TJSJ.SC.Y.0041.000000T0000Z-251212T2200Z/  
ATLANTIC WATERS OF PUERTO RICO AND USVI FROM 10 NM TO 19.5N-  
1030 AM AST THU DEC 11 2025  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM AST FRIDAY  
 
* WHAT...SEAS 5 TO 7 FT EXPECTED.  
 
* WHERE...ATLANTIC WATERS OF PUERTO RICO AND USVI FROM 10 NM TO  
19.5N.  
 
* WHEN...UNTIL 6 PM AST FRIDAY.  
 
* 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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