Puerto Rico, 2003Flash Flood in Puerto Rico, April 11, 2003
April 11, 2003 · NWS SJU · 1 event in 1 county or zone
1 flash flood, as filed by the National Weather Service.
- Deaths
- 0
- Injuries
- 0
- Property damage
- $10,000
- Crop damage
- None recorded
- Events
- 1
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
What forecasters said that day
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS San Juan, PR wrote its last area forecast discussion before the first event at Apr 11, 10:00 AM AST, 0 minutes earlier.
Area forecast discussion, Apr 11, 10:00 AM AST, 0 minutes before
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</html>Hazardous weather outlook, Apr 11, 6:15 AM AST, 3 hours 45 minutes before
PRZ001>013-VIZ001-002-AMZ710>750-111800-
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN JUAN PR
615 AM AST FRI APR 11 2003
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PUERTO RICO.
.TODAY AND TONIGHT...SCATTERED TO NUMEROUS SHOWERS WITH ISOLATED
THUNDERSTORMS WILL INTERMITTENTLY AFFECT PUERTO RICO THIS MORNING
THROUGH TONIGHT. DURING THE MORNING...THE MAIN FOCUS OF RAINFALL
WILL BE THE SOUTH...SOUTHEAST...AND EASTERN COASTAL
MUNICIPALITIES...WITH ACTIVITY GRADUALLY SHIFTING NORTHWESTWARD
ACROSS THE ISLAND THROUGHOUT THE AFTERNOON AND INTO THE EVENING.
ALTHOUGH NO SIGNIFICANT WIDESPREAD FLOODING IS EXPECTED...LOCALIZED
RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE TO BE EXPECTED AND WILL RESULT
IN URBAN AND STREAM FLOODING...AND PONDING OF WATER ON ROADWAYS.
ISOLATED AREAS COULD SEE RAINFALL ACCUMULATIONS OF 3 TO 5 INCHES...
THAT COULD LEAD TO MORE SERIOUS FLASH FLOODING...OR RIVER FLOODING
LATER IN THE DAY. LOCAL RIVER LEVELS ACROSS THE EAST HALF OF THE
ISLAND WERE HIGH THIS MORNING FROM OVERNIGHT RAINS. ALSO...DUE TO
RAINS OF RECENT DAYS...LAND AND MUDSLIDES SHOULD BE EXPECTED ACROSS
AREAS OF STEEP TERRAIN.
.SPOTTER CALL TO ACTION STATEMENT...
SPOTTER ACTIVATION MAY BECOME NECESSARY FOR RAINFALL REPORTS...AS
WELL AS FOR RIVER AND STREAM LEVEL STATUS.
.SATURDAY THROUGH THURSDAY...DECREASING RAINFALL COVERAGE AND
INTENSITY IS EXPECTED OVER THE WEEKEND. OTHERWISE...NO HAZARDOUS
WEATHER IS EXPECTED DURING THE REMAINDER OF THIS TIME.
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE U.S. VIRGIN ISLANDS.
.TODAY AND TONIGHT...SCATTERED TO NUMEROUS SHOWERS WILL AFFECT THE
U.S. VIRGIN ISLANDS INTERMITTENTLY THIS MORNING...BEFORE BEGINNING A
GRADUAL DECREASING TREND IN AREAL COVERAGE THIS AFTERNOON. ALTHOUGH
NO SIGNIFICANT FLOODING IS EXPECTED...LOCALIZED RAINFALL AMOUNTS OF
ONE HALF TO 2 INCHES ARE POSSIBLE AND COULD RESULT IN URBAN AND GUT
FLOODING...AND PONDING OF WATER ON ROADWAYS. RECENT RAINS WILL ALSO
MAKE LAND AND MUDSLIDES POSSIBLE ACROSS AREAS OF STEEP TERRAIN.
MODERATE TO FRESH TRADE WINDS OF THE PAST TWO DAYS HAVE ENHANCED
OCEAN CURRENTS ACROSS THE EAST...SOUTH...AND SOUTHWEST COASTS OF THE
LOCAL ISLANDS...AND WILL CONTRIBUTE TO STRONGER THAN USUAL RIP
CURRENTS ALONG THESE SHORES. RESIDENTS AND VISITORS TO THE ISLANDS
SHOULD BE ALERT FOR THESE POTENTIALLY DANGEROUS CURRENTS.
.SPOTTER CALL TO ACTION STATEMENT...
SPOTTER ACTIVATION IS NOT ANTICIPATED.
.SATURDAY THROUGH THURSDAY...RAINFALL COVERAGE AND INTENSITY IS
EXPECTED TO DECREASE OVER THE WEEKEND. OTHERWISE...NO HAZARDOUS
WEATHER IS EXPECTED DURING THE REMAINDER OF THIS TIME.
STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER
DETAILS OR UPDATES.
FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE WEB
SITE FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS AT (ALL LOWERCASE
LETTERS): HTTP://WWW.SRH.NOAA.GOV/SJU.
Flash Flood, Eastern Interior
- When
- April 11, 10:00 AM AST to 12:00 PM AST
- Where
- Eastern Interior County, Las Piedras
- Property damage
- $10,000
- Reported by
- EMERGENCY MANAGER
Pueblito del Rio ward was reported flooded. Four houses Las Parcelas Boqueron were reported flooded.
- Flash Flood
- Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Storm Surge in New Jersey, April 11, 20034 events
- Heavy Rain in Massachusetts, April 11, 20034 events
- Flash Flood in Puerto Rico, April 11, 20031 event
- Flash Flood in Puerto Rico, April 11, 20031 event
- Heavy Rain in Rhode Island, April 11 to 12, 20031 event
- Lightning Strike in Montana, April 11, 20031 event
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 5348998.