006  
WGCA82 TJSJ 191733  
FLSSJU  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE SAN JUAN PR  
133 PM AST SUN APR 19 2026  
 
PRC121-125-192100-  
/O.NEW.TJSJ.FA.Y.0138.260419T1733Z-260419T2100Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
SABANA GRANDE PR-SAN GERMAN PR-  
133 PM AST SUN APR 19 2026  
   
..FLOOD ADVISORY IN EFFECT UNTIL 5 PM AST THIS AFTERNOON
 
 
* WHAT...SMALL STREAM FLOODING CAUSED BY EXCESSIVE RAINFALL IS  
EXPECTED.  
 
* WHERE...SABANA GRANDE AND SAN GERMAN.  
 
* WHEN...UNTIL 500 PM AST.  
 
* IMPACTS...RISES IN SMALL STREAMS AND NORMALLY DRY ARROYOS.  
DANGEROUS FLOWS OVER LOW-WATER CROSSINGS. OVERFLOWING POOR  
DRAINAGE AREAS. SOME LOW-WATER CROSSINGS MAY BECOME IMPASSABLE.  
 
* ADDITIONAL DETAILS...  
- AT 131 PM AST, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO  
THUNDERSTORMS. THIS WILL CAUSE SMALL STREAM FLOODING, ALONG  
THE RIO GUANAJIBO BASIN. UP TO 3 INCHES OF RAIN HAVE FALLEN.  
- ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE EXPECTED  
OVER THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR  
FLOODING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
BE AWARE OF YOUR SURROUNDINGS AND DO NOT DRIVE ON FLOODED ROADS.  
 
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 1817 6701 1816 6701 1816 6700 1815 6699  
1814 6697 1815 6696 1815 6695 1814 6693  
1806 6696 1807 6704 1808 6710 1811 6710  
1811 6709 1811 6708 1812 6708 1812 6709  
1817 6706  
 

 
 
ICP  
 
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