132  
WHCA72 TJSJ 190043  
MWWSJU  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SAN JUAN PR  
843 PM AST MON AUG 18 2025  
 
AMZ711-190400-  
/O.CON.TJSJ.SC.Y.0030.000000T0000Z-250819T0400Z/  
ATLANTIC WATERS OF PUERTO RICO AND USVI FROM 10 NM TO 19.5N-  
843 PM AST MON AUG 18 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT AST  
TONIGHT...  
 
* WHAT...SOUTH WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT AND SEAS  
5 TO 7 FT.  
 
* WHERE...ATLANTIC WATERS OF PUERTO RICO AND USVI FROM 10 NM TO  
19.5N.  
 
* WHEN...UNTIL MIDNIGHT AST TONIGHT.  
 
* 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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