474
WGCA82 TJSJ 161921
FLSSJU
FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN JUAN PR
321 PM AST THU APR 16 2026
PRC069-151-162200-
/O.EXT.TJSJ.FA.Y.0116.000000T0000Z-260416T2200Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HUMACAO PR-YABUCOA PR-
321 PM AST THU APR 16 2026
..FLOOD ADVISORY NOW IN EFFECT UNTIL 6 PM AST THIS EVENING
* WHAT...URBAN AND SMALL STREAM FLOODING CAUSED BY EXCESSIVE
RAINFALL CONTINUES.
* WHERE...HUMACAO AND YABUCOA.
* WHEN...UNTIL 600 PM AST.
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.
RISES IN SMALL STREAMS AND NORMALLY DRY ARROYOS. WATER OVER
ROADWAYS.
* ADDITIONAL DETAILS...
- AT 320 PM AST, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO
THUNDERSTORMS. THIS WILL CAUSE URBAN AND SMALL STREAM
FLOODING. BETWEEN 1 AND 5 INCHES OF RAIN HAVE FALLEN. A FLOOD
WARNING (FLWSJU) IS ALSO IN EFFECT ALONG RIO GUAYANES IN
YABUCOA. EMERGENCY MANAGERS FROM BOTH MUNICIPALITIES REPORTED
NO MAJOR FLOODING CASES AT THIS TIME.
- ADDITIONAL RAINFALL AMOUNTS UP TO 2 INCHES ARE EXPECTED OVER
THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR FLOODING.
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
HUMACAO, YABUCOA, MARTORELL, LA FERMINA, ANTON RUIZ, PUNTA
SANTIAGO, PLAYITA, CANDELERO ARRIBA, COMUNAS, EL NEGRO, ROSA
SANCHEZ AND BAJANDAS.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
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 6586 1818 6584 1820 6582 1821 6579
1820 6576 1818 6577 1818 6574 1813 6578
1806 6580 1805 6584 1801 6583 1806 6598
1806 6600 1808 6600 1809 6599 1809 6594
1811 6593 1812 6593 1813 6591 1812 6588
MRR
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