509  
WGCA82 TJSJ 101720  
FLSSJU  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE SAN JUAN PR  
120 PM AST SUN AUG 10 2025  
 
PRC021-033-061-127-137-101915-  
/O.NEW.TJSJ.FA.Y.0399.250810T1720Z-250810T1915Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
BAYAMON PR-CATANO PR-GUAYNABO PR-SAN JUAN PR-TOA BAJA PR-  
120 PM AST SUN AUG 10 2025  
   
..FLOOD ADVISORY IN EFFECT UNTIL 315 PM AST THIS AFTERNOON
 
 
* WHAT...URBAN AND SMALL STREAM FLOODING CAUSED BY EXCESSIVE  
RAINFALL IS EXPECTED.  
 
* WHERE...BAYAMON, CATANO, GUAYNABO, SAN JUAN AND TOA BAJA.  
 
* WHEN...UNTIL 315 PM AST.  
 
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.  
WATER OVER ROADWAYS.  
 
* ADDITIONAL DETAILS...  
- AT 119 PM AST, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO  
THUNDERSTORMS. THIS WILL CAUSE URBAN AND SMALL STREAM  
FLOODING. UP TO 1 INCH OF RAIN HAS FALLEN.  
- ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE EXPECTED  
OVER THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR  
FLOODING.  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
PLEASE REPORT OBSERVED FLOODING TO LOCAL EMERGENCY SERVICES OR LAW  
ENFORCEMENT AND REQUEST THEY PASS THIS INFORMATION TO THE NATIONAL  
WEATHER SERVICE WHEN YOU CAN DO SO SAFELY.  
 

 
 
LAT...LON 1847 6623 1847 6622 1847 6621 1849 6620  
1842 6602 1832 6604 1831 6605 1835 6620  
1839 6620 1840 6623 1840 6626 1842 6626  
1844 6626 1845 6626 1846 6624  
 

 
 
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