946  
WHCA52 TJSJ 170012  
SMWSJU  
AMZ712-716-723-726-733-170215-  
/O.NEW.TJSJ.MA.W.0023.250817T0012Z-250817T0215Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE SAN JUAN PR  
812 PM AST SAT AUG 16 2025  
 
THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
ANEGADA PASSAGE EAST OF VIRGIN GORDA AND SAINT CROIX SOUTH TO  
17N...  
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 NORTHERN PUERTO RICO OUT 10 NM...  
 
* UNTIL 1015 PM AST.  
 
* AT 811 PM AST, A CLUSTERS OF SEVERE THUNDERSTORMS ASSOCIATED WITH  
ERIN'S OUTER BANDS, CAPABLE OF PRODUCING STRONG GUSTY WINDS TO  
NEARLY 50 KNOTS AND WATERSPOUTS, WILL CONTINUE TO MOVE INTO THE  
COASTAL WATERS OF THE NORTHERN AND EASTERN PUERTO RICO, VIEQUES,  
CULEBRA, AND THE US VIRGIN ISLANDS, AS WELL AS THE ANEGADA PASSAGE.  
 
HAZARD...WATERSPOUTS AND WIND GUSTS TO NEARLY 50 KNOTS.  
 
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.  
 
* THE SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY OPEN WATERS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
BOATERS SHOULD SEEK SAFE HARBOR IMMEDIATELY UNTIL THIS STORM PASSES.  
WIND GUSTS TO NEARLY 50 KNOTS, HIGH WAVES, DANGEROUS LIGHTNING, AND  
HEAVY RAIN ARE POSSIBLE WITH THIS STORM.  
 
THUNDERSTORMS CAN PRODUCE SUDDEN WATERSPOUTS. WATERSPOUTS CAN EASILY  
OVERTURN BOATS AND CREATE LOCALLY HAZARDOUS SEAS. SEEK SAFE HARBOR  
IMMEDIATELY.  
 
REPORT SEVERE WEATHER TO THE COAST GUARD OR THE NATIONAL WEATHER  
SERVICE.  
 

 
 
LAT...LON 1784 6400 1810 6544 1814 6530 1816 6538  
1812 6554 1816 6575 1820 6563 1822 6561  
1839 6562 1837 6571 1845 6590 1849 6696  
1867 6696 1864 6607 1852 6519 1867 6444  
1867 6401  
TIME...MOT...LOC 0011Z 160DEG 49KT 1854 6572  
 
WATERSPOUT...POSSIBLE  
HAIL...0.00IN  
WIND...49KTS  
 

 
 
ICP  
 
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