018  
FZCA72 TJSJ 101907  
MWSSJU  
 
MARINE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
307 PM AST SUN AUG 10 2025  
 
AMZ741-742-102000-  
307 PM AST SUN AUG 10 2025  
   
..A STRONG THUNDERSTORM OVER THE MONA PASSAGE
 
 
THE AREAS AFFECTED INCLUDE...  
COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM...  
MONA PASSAGE SOUTHWARD TO 17N...  
 
AT 305 PM AST, DOPPLER RADAR INDICATED A STRONG THUNDERSTORM, CAPABLE  
OF PRODUCING WINDS TO AROUND 30 KNOTS. THIS THUNDERSTORM WAS LOCATED  
ABOUT 10 NM WEST OF RINCON, MOVING WEST AT 10 KNOTS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS CAN EXPECT GUSTY WINDS TO AROUND 30 KNOTS, LOCALLY HIGHER  
WAVES, LIGHTNING STRIKES, AND HEAVY DOWNPOURS. BOATERS SHOULD SEEK  
SAFE HARBOR IMMEDIATELY UNTIL THIS STORM PASSES.  
 
INTENSE LIGHTNING IS OCCURRING WITH THIS STORM. IF CAUGHT ON THE OPEN  
WATER STAY BELOW DECK IF POSSIBLE, KEEP AWAY FROM UNGROUNDED METAL  
OBJECTS.  
 
REPORT SEVERE WEATHER TO THE COAST GUARD OR NEAREST LAW ENFORCEMENT  
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE  
FORECAST OFFICE.  
 

 
 
LAT...LON 1848 6768 1836 6738 1818 6742 1820 6778  
 

 
 
MNG/CVB  
 
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