678  
WHCA52 TJSJ 171159  
SMWSJU  
AMZ716-726-733-735-171400-  
/O.NEW.TJSJ.MA.W.0029.250817T1159Z-250817T1400Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE SAN JUAN PR  
759 AM AST SUN AUG 17 2025  
 
THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
CARIBBEAN WATERS OF PUERTO RICO FROM 10 NM TO 17N, INCLUDING THE  
COASTAL WATERS OF SAINT CROIX...  
COASTAL WATERS EAST OF PUERTO RICO, AROUND VIEQUES, AND AROUND AND  
JUST NORTH OF CULEBRA AND SAINT JOHN...  
COASTAL WATERS FROM CABO SAN JUAN TO THE WATERS BETWEEN ANEGADA  
ISLAND AND VIRGIN GORDA AND NORTH 10 NM...  
COASTAL WATERS OF SOUTHERN PUERTO RICO OUT 10 NM...  
 
* UNTIL 1000 AM AST.  
 
* AT 758 AM AST, CLUSTERS OF SEVERE THUNDERSTORMS ASSOCIATED WITH  
ERIN'S OUTER BANDS, CAPABLE OF PRODUCING STRONG GUSTY WINDS  
GREATER THAN 34 KNOTS AND WATERSPOUTS, WILL CONTINUE TO MOVE INTO  
THE SOUTHERN AND EASTERN COASTAL WATERS OF PUERTO RICO, VIEQUES,  
CULEBRA, AND THE VICINITY OF THE US VIRGIN ISLANDS.  
 
HAZARD...WATERSPOUTS AND WIND GUSTS 34 KNOTS OR GREATER.  
 
SOURCE...RADAR.  
 
IMPACT...WATERSPOUTS CAN EASILY OVERTURN BOATS AND CREATE LOCALLY  
HAZARDOUS SEAS. SMALL CRAFT COULD BE DAMAGED IN BRIEFLY  
HIGHER WINDS AND SUDDENLY HIGHER WAVES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR IMMEDIATELY AS GUSTY WINDS AND HIGH WAVES ARE  
EXPECTED.  
 
THUNDERSTORMS CAN PRODUCE SUDDEN WATERSPOUTS. WATERSPOUTS CAN EASILY  
OVERTURN BOATS AND CREATE LOCALLY HAZARDOUS SEAS. SEEK SAFE HARBOR  
IMMEDIATELY.  
 

 
 
LAT...LON 1700 6711 1795 6628 1793 6615 1801 6583  
1817 6576 1823 6560 1857 6562 1852 6519  
1862 6458 1837 6474 1834 6480 1832 6477  
1827 6480 1700 6559  
TIME...MOT...LOC 1158Z 240DEG 48KT 1819 6554  
 
WATERSPOUT...POSSIBLE  
HAIL...0.00IN  
WIND...>34KTS  
 

 
 
DS  
 
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