Puerto Rico, 2003

Flash Flooding in Puerto Rico, November 10, 2003

November 10, 2003 · NWS SJU · 5 events in 2 counties and zones

5 flash flood, as filed by the National Weather Service.

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
5

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 Nov 10, 3:00 AM AST, 9 hours 34 minutes earlier.

Area forecast discussion, Nov 10, 3:00 AM AST, 9 hours 34 minutes before
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Hazardous weather outlook, Nov 10, 6:00 AM AST, 6 hours 34 minutes before
PRZ001>013-VIZ001-002-AMZ710>750-102200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN JUAN PR
600 AM AST SUN NOV 10 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PUERTO RICO.

.TODAY AND TONIGHT...SCATTERED TO NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS WILL DEVELOP OVER THE INTERIOR AND NORTHERN SLOPES OF
PUERTO RICO THIS AFTERNOON. HEAVY RAINFALL IS POSSIBLE ACROSS THESE
AREAS AND MAY PRODUCE MINOR FLOODING OF STREETS...CREEKS...LOW LYING
AND POOR DRAINAGE AREAS THIS AFTERNOON. A SMALL CRAFT ADVISORY
CONTINUES IN EFFECT FOR THE OFF SHORE ATLANTIC WATERS DUE TO SEAS OF
6 TO 7 FEET. MARINE CONDITIONS WILL IMPROVE TONIGHT THROUGH TUESDAY.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION IS LIKELY MAINLY TUESDAY AND WEDNESDAY.

.TUESDAY THROUGH SUNDAY...A LOW LEVEL TROUGH AND AN UPPER LEVEL
TROUGH SHOULD COME IN PHASE TO PRODUCE NUMEROUS TO SCATTERED SHOWERS
AND SCATTERED THUNDERSTORMS ACROSS LOCAL AREA. THERE IS A HIGH
POTENTIAL FOR URBAN AND FLASH FLOODING TUESDAY THROUGH THURSDAY.
LANDSLIDES OR ROCK SLIDES ALONG HIGHER ELEVATIONS ARE POSSIBLE AS
WELL AS DANGEROUS CLOUD TO GROUND LIGHTNING. UNSTABLE AND RAINY
WEATHER EXPECTED THROUGH THURSDAY. NO OTHER HAZARDOUS WEATHER
CONDITIONS ARE EXPECTED.

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE U.S. VIRGIN ISLANDS.

.TODAY AND TONIGHT...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS
SOME WITH HEAVY RAIN MAY PRODUCE MINOR FLOODING PROBLEMS ACROSS THE
U.S. VIRGIN ISLANDS TODAY. A SMALL CRAFT ADVISORY CONTINUES IN
EFFECT FOR THE OFF SHORE ATLANTIC WATERS DUE TO SEAS OF 6 TO 7 FEET.
MARINE CONDITIONS WILL IMPROVE TONIGHT THROUGH TUESDAY.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION MAY OCCUR TUESDAY AND WEDNESDAY.

.TUESDAY THROUGH SUNDAY...A LOW LEVEL TROUGH AND AN UPPER LEVEL
TROUGH SHOULD COME IN PHASE TO CAUSE NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS ACROSS LOCAL AREA AND HIGH POTENTIAL FOR FLASH
FLOODING ON TUESDAY AND WEDNESDAY. UNSTABLE AND RAINY WEATHER
EXPECTED THROUGH FRIDAY. NO OTHER HAZARDOUS WEATHER CONDITIONS ARE
EXPECTED.
POTENTIAL FOR FLASH FLOODING AND URBAN FLOODING IS HIGH.

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.

Event by event

5 flash flood. Local standard time, as filed.

Flash Flood, San Juan and Vicinity

When
November 10, 12:34 PM AST to 6:34 PM AST
Where
San Juan and Vicinity County, Bayamon
Reported by
EMERGENCY MANAGER

A house was reported flooded at Barrio Candelaria Arenas.

Flash Flood, San Juan and Vicinity

When
November 10, 1:56 PM AST to 7:56 PM AST
Where
San Juan and Vicinity County, San Juan
Reported by
EMERGENCY MANAGER

A house was reported flooded in Puerto Nuevo.

Flash Flood, San Juan and Vicinity

When
November 10, 2:15 PM AST to 6:15 PM AST
Where
San Juan and Vicinity County, Guaynabo
Reported by
EMERGENCY MANAGER

The Martinez Nadal highway was reported flooded near San Patricio.

Flash Flood, San Juan and Vicinity

When
November 10, 2:18 PM AST to 6:18 PM AST
Where
San Juan and Vicinity County, San Juan
Reported by
EMERGENCY MANAGER

A person was reported trapped in a car by river Puerto Nuevo flood waters along a low lying area near the northern end of De Diego Avenue in Puerto Nuevo.

Flash Flood, Western Interior

When
November 10, 2:50 PM AST to 6:50 PM AST
Where
Western Interior County, Utuado
Reported by
EMERGENCY MANAGER

A person was reported surrounded and trapped by river flood waters at Barriada Nueva in Utuado.

What these are

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.

The same day elsewhere

More

Every storm in Puerto Rico in 2003Every state in 2003This day in weather historyWarnings in Puerto Rico, November 2003

Sources

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: 5332051, 5332052, 5332053, 5332144, 5332145.