967
WGCA82 TJSJ 181730
FLSSJU
FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN JUAN PR
130 PM AST SAT APR 18 2026
PRC003-099-131-182000-
/O.NEW.TJSJ.FA.Y.0132.260418T1730Z-260418T2000Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
AGUADA PR-MOCA PR-SAN SEBASTIAN PR-
130 PM AST SAT APR 18 2026
..FLOOD ADVISORY IN EFFECT UNTIL 4 PM AST THIS AFTERNOON
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED.
* WHERE...AGUADA, MOCA AND SAN SEBASTIAN.
* WHEN...UNTIL 400 PM AST.
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.
RISES IN SMALL STREAMS AND NORMALLY DRY ARROYOS. DANGEROUS FLOWS
OVER LOW-WATER CROSSINGS. WATER OVER ROADWAYS. OVERFLOWING POOR
DRAINAGE AREAS. SOME LOW-WATER CROSSINGS MAY BECOME IMPASSABLE.
RIVER OR STREAM FLOWS ARE ELEVATED. PONDING OF WATER IN URBAN OR
OTHER AREAS IS OCCURRING OR IS IMMINENT.
* ADDITIONAL DETAILS...
- AT 129 PM AST, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO
THUNDERSTORMS. RAPID RIVER RISES HAVE ALREADY CAUSED MINOR
FLOODING IN THE ADVISORY AREA. BETWEEN 1 AND 2 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 1843 6711 1846 6706 1839 6703 1838 6694
1839 6692 1838 6692 1837 6689 1825 6691
1827 6695 1826 6697 1828 6698 1828 6704
1829 6703 1831 6706 1832 6712 1831 6718
1838 6724 1842 6716 1840 6715 1839 6713
ICP
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page