920
WGCA42 TJSJ 162217
FLWSJU
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
617 PM AST THU APR 16 2026
PRC077-085-129-170000-
/O.NEW.TJSJ.FA.W.0013.260416T2217Z-260417T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JUNCOS PR-LAS PIEDRAS PR-SAN LORENZO PR-
617 PM AST THU APR 16 2026
..FLOOD WARNING IN EFFECT UNTIL 8 PM AST THIS EVENING
...REPLACES FLASH FLOOD WARNING...
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED.
* WHERE...JUNCOS, LAS PIEDRAS AND SAN LORENZO.
* WHEN...UNTIL 800 PM AST.
* IMPACTS...FLOODING OF RIVERS, CREEKS, STREAMS, AND OTHER LOW-LYING
AND FLOOD-PRONE LOCATIONS IS IMMINENT OR OCCURRING.
* ADDITIONAL DETAILS...
- AT 603 PM AST, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO
THUNDERSTORMS. FLOODING IS ONGOING OR EXPECTED TO BEGIN
SHORTLY IN THE WARNED AREA. BETWEEN 3 AND 8.2 INCHES OF RAIN
HAVE FALLEN.
- ADDITIONAL RAINFALL AMOUNTS UP TO 1.5 INCHES ARE POSSIBLE IN
THE WARNED AREA. ALTHOUGH PR-936 (LAS PIEDRAS) HAS BEEN
REOPENED, FLOODING IS OCCURRING OVER SECTORS OF THE HIGHWAY,
PARTICULARLY NEAR ELEVATED WATER BODIES. REPORTED AFFECTED
AREAS IN LAS PIEDRAS INCLUDE BARRIO QUEBRADA ARENAS, BARRIO
BOQUERON, BARRIO PARCERAS VIEJAS AND BARRIO PARCERAS NUEVAS.
RIVER SENSORS REPORT THAT RIO GURABO AT JUNCOS (GUTP4) IS AT
MINOR FLOOD STAGE (16.48 FT). RIO VALENCIANO AT JUNCOS
(VALP4) IS AT ACTION STAGE (9.59 FT), SLIGHTLY HIGHER
ELEVATIONS HAVE BEEN KNOWN TO AFFECT ROAD 31, BELTRAN BRIDGE,
NEAR BARRIO BEATRIZ AND ROAD 185'S BRIDGE. RIO CAGUAYAS AT
CERRO GORDO (SLKP4), SAN LORENZO IS ALSO AT ACTION STAGE
(11.15 FT). RIO GRANDE DE LOIZA AT HW 183 (SLNP4), SAN
LORENZO, IS AT ACTION STAGE (11.58 FT).
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SAN LORENZO, JUNCOS, LAS PIEDRAS, LA FERMINA, JAGUAL, EL
MANGO AND PUEBLITO DEL RIO.
- 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 ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
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 1811 6605 1813 6603 1821 6600 1823 6598
1823 6594 1825 6595 1827 6593 1825 6587
1826 6585 1827 6584 1826 6582 1819 6583
1817 6586 1812 6588 1813 6591 1812 6593
1809 6594 1809 6598 1808 6601 1810 6602
MRR
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