557  
WGCA82 TJSJ 171842  
FLSSJU  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE SAN JUAN PR  
242 PM AST WED SEP 17 2025  
 
PRC011-097-172145-  
/O.NEW.TJSJ.FA.Y.0486.250917T1842Z-250917T2145Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
ANASCO PR-MAYAGUEZ PR-  
242 PM AST WED SEP 17 2025  
   
..FLOOD ADVISORY IN EFFECT UNTIL 545 PM AST THIS AFTERNOON  
 
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED.  
 
* WHERE...A PORTION OF PUERTO RICO, INCLUDING THE FOLLOWING  
COUNTIES, ANASCO AND MAYAGUEZ.  
 
* WHEN...UNTIL 545 PM AST.  
 
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.  
 
* ADDITIONAL DETAILS...  
- AT 241 PM AST, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO  
THUNDERSTORMS. MINOR FLOODING IS ONGOING OR EXPECTED TO BEGIN  
SHORTLY IN THE ADVISORY AREA. 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.  
 
 
 
LAT...LON 1832 6712 1830 6704 1827 6704 1825 6708  
1825 6706 1821 6703 1820 6702 1819 6702  
1817 6708 1815 6709 1816 6711 1815 6716  
1820 6713 1821 6715 1823 6717 1829 6719  
1830 6722  
 
 
 
CAM  
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