Puerto Rico, 2005

Strong Wind in Puerto Rico, April 22, 2005

April 22, 2005 · NWS SJU · 1 event in 1 county or zone

1 strong wind, as filed by the National Weather Service.

The toll

Deaths
0
Injuries
0
Property damage
$5,000
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 22, 11:50 AM AST, 3 hours 30 minutes earlier.

Area forecast discussion, Apr 22, 11:50 AM AST, 3 hours 30 minutes before
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Hazardous weather outlook, Apr 22, 6:00 AM AST, 9 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN JUAN PR
600 AM AST FRI APR 22 2005

PRZ001>013-AMZ710>750-231000-
600 AM AST FRI APR 22 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PUERTO RICO.

.TODAY AND TONIGHT...NUMEROUS SHOWERS AND ISOLATED TO SCATTERED
THUNDERSTORMS WILL CONTINUE TO AFFECT THE LOCAL ISLANDS TODAY AND
TONIGHT. SOME OF THESE SHOWERS AND STORMS WILL PRODUCE VERY HEAVY
RAINFALL...RESULTING IN FLASH FLOODING OF STREAMS...CREEKS...
STREETS...ROADS AND OTHER LOW LYING AREAS. IN ADDITION...SOME LARGER
LOCAL RIVERS WILL HAVE RAPID RISES AND MAY GO ABOVE FLOOD STAGE.
ALSO...MUDSLIDES ARE POSSIBLE OVER AREAS OF STEEP TERRAIN. A FLASH
FLOOD WATCH IN EFFECT FROM THIS MORNING THROUGH EARLY SATURDAY
MORNING.

MARINERS SHOULD CONTINUE TO EXPECT INTENSE SHOWER AND THUNDERSTORM
ACTIVITY ACROSS PARTS OF THE LOCAL WATERS THROUGH AT LEAST SUNDAY
NIGHT. WINDS AND SEAS WILL BE HIGHER IN AND NEAR ISOLATED
THUNDERSTORMS...WITH VISIBILITIES LOCALLY 1 NAUTICAL MILE OR LESS.

.SPOTTER CALL TO ACTION STATEMENT...
SPOTTER ACTIVATION MAY BE REQUIRED.

.DAYS TWO THROUGH SEVEN...
A DEEP MID TO UPPER LEVEL TROUGH EXTENDING FROM THE WESTERN ATLANTIC
SOUTH ACROSS THE BAHAMAS AND INTO THE NORTH CENTRAL CARIBBEAN...WILL
REMAIN THE DOMINANT WEATHER FEATURE ACROSS THE LOCAL AREA THROUGH AT
LEAST SUNDAY. THIS FEATURE WILL COMBINE WITH AMPLE LOW LEVEL
MOISTURE AND VERY UNSTABLE CONDITIONS TO PRODUCE SHOWERS AND
THUNDERSTORMS WITH LOCALLY HEAVY RAINFALL ACROSS THE LOCAL ISLANDS
FRIDAY. THIS TROUGH MAY ACTUALLY DEEPEN LOCALLY THROUGH THE
WEEKEND...WHILE THE MOISTURE AND INSTABILITY INCREASE FURTHER. THIS
PATTERN WILL RESULT IN ADDITIONAL SHOWERS AND THUNDERSTORMS WITH
VERY HEAVY RAINFALL. THEREFORE...THE LIKELIHOOD OF FLASH AND RIVER
FLOODING AND MUDSLIDES WILL CONTINUE TO INCREASE ACROSS THE LOCAL
ISLANDS. ALL LOCAL RESIDENTS AND VISITORS ARE URGED TO REMAIN ALERT
FOR THREATENING WEATHER AND FLOODING CONDITIONS THROUGH THE UPCOMING
WEEKEND.

VIZ001-002-AMZ710>730-231000-
600 AM AST FRI APR 22 2005

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

.TODAY AND TONIGHT...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS
WILL CONTINUE TO AFFECT THE LOCAL ISLANDS TODAY AND TONIGHT. SOME OF
THESE SHOWERS AND STORMS WILL PRODUCE LOCALLY HEAVY RAINFALL AND MAY
RESULT IN SOME FLOODING OF CREEKS...GUTS...STREETS...ROADS AND OTHER
LOW LYING AREAS.

MARINERS SHOULD CONTINUE TO EXPECT INTENSE SHOWER AND THUNDERSTORM
ACTIVITY ACROSS PARTS OF THE LOCAL WATERS THROUGH AT LEAST SUNDAY
NIGHT. WINDS AND SEAS WILL BE HIGHER IN AND NEAR ISOLATED
THUNDERSTORMS...WITH VISIBILITIES LOCALLY 1 NAUTICAL MILE OR LESS.

.SPOTTER CALL TO ACTION STATEMENT...
SPOTTER ACTIVATION MAY BE REQUIRED.

.DAYS TWO THROUGH SEVEN...
A DEEP MID TO UPPER LEVEL TROUGH EXTENDING FROM THE WESTERN ATLANTIC
SOUTH ACROSS THE BAHAMAS AND INTO THE NORTH CENTRAL CARIBBEAN...WILL
REMAIN THE DOMINANT WEATHER FEATURE ACROSS THE LOCAL AREA THROUGH AT
LEAST SUNDAY. THIS FEATURE WILL COMBINE WITH AMPLE LOW LEVEL
MOISTURE AND VERY UNSTABLE CONDITIONS TO PRODUCE SHOWERS AND
THUNDERSTORMS WITH LOCALLY HEAVY RAINFALL ACROSS THE LOCAL ISLANDS
FRIDAY. THIS TROUGH MAY ACTUALLY DEEPEN LOCALLY THROUGH THE
WEEKEND...WHILE THE MOISTURE AND INSTABILITY INCREASE FURTHER. THIS
PATTERN WILL RESULT IN ADDITIONAL SHOWERS AND THUNDERSTORMS WITH
VERY HEAVY RAINFALL. THEREFORE...THE LIKELIHOOD OF FLASH AND RIVER
FLOODING AND MUDSLIDES WILL CONTINUE TO INCREASE ACROSS THE LOCAL
ISLANDS. ALL LOCAL RESIDENTS AND VISITORS ARE URGED TO REMAIN ALERT
FOR THREATENING WEATHER AND FLOODING CONDITIONS THROUGH THE UPCOMING
WEEKEND.

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.

In the hours before

Special weather statement, Apr 22, 2:29 PM AST, 51 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
229 PM AST FRI APR 22 2005

PRZ005-222000-
NORTH CENTRAL-
238 PM AST FRI APR 22 2005

A STRONG THUNDERSTORM WITH ROTATION...VERY HEAVY RAIN...FREQUENT
LIGHTNING AND SMALL HAIL CONTINUES TO DEVELOP ACROSS THE
MUNICIPALITIES OF VEGA BAJA...VEGA ALTA...DORADO AND TOA BAJA.
STRONG GUSTY WINDS HAVE BEEN REPORTED NEAR 40 TO 50 MPH. ROTATION
HAS ALSO BEEN REPORTED IN DORADO AND TOA BAJA. SMALL HAIL HAS ALSO
BEEN REPORTED. THE STORM IS MOVING RAPIDLY TO THE EAST NORTHEAST AND
COULD SPAWN WATERSPOUTS OVER THE NEAR SHORE COASTAL WATERS.
Special weather statement, Apr 22, 3:10 PM AST, 10 minutes before
COMUNICADO ESPECIAL SOBRE LAS CONDICIONES DEL TIEMPO
SERVICIO NACIONAL DE METEOROLOGIA SAN JUAN PR
229 PM AST VIERNES 22 DE ABRIL DE 2005

PRZ005-222000-
NORTE CENTRAL-
238 PM AST VIERNES 22 DE ABRIL DE 2005

UNA TRONADA SEVERA CON ROTACION...LLUVIA MUY FUERTE...RAYOS
FRECUENTES Y GRANIZOS PEQUENOS CONTINUAN DEDSARROLLANDOSE A TRAVES
DE LOS MUNICIPIOS DE VEGA BAJA...VEGA ALTA...DORADO Y TOA BAJA.
VIENTOS FUERTES EN RAFAGAS HAN SIDO REPORTADOS CERCA DE 40 A 50 MPH.
UNA ROTACION TAMBIEN HA SIDO REPORTADA EN DORADO Y TOA BAJA.
PEQUENOS GRANIZOS HAN SIDO REPORTADOS. LA TORMENTA SE ESTA MOVIENDO
RAPIDAMENTE AL ESTE NORESTE Y PUDIERA SURGIR UNA TROMBA MARINA SOBRE
LAS AGUAS COSTERAS CERCA DE LA COSTA.

Event by event

1 strong wind. Local standard time, as filed.

Strong Wind, North Central

When
April 22, 3:20 PM AST
Where
North Central forecast zone
Measured
50 kt (58 mph) estimated gust
Property damage
$5,000
Reported by
EMERGENCY MANAGER

Strong winds blew off the zinc roof of a home at Barrio Rio Lajas, Los Ayalas sector in the municipality of Toa Alta.

What these are

Strong Wind
Non-thunderstorm winds below high wind criteria that nonetheless caused damage or casualties.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Puerto Rico in 2005Every state in 2005This day in weather historyWarnings in Puerto Rico, April 2005

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 2026-09-24. Each event’s entry at NCEI: 5447762.