Heavy Rain, Mayaguez and Vicinity
- When
- September 20, 2:30 PM AST to 4:30 PM AST
- Where
- Mayaguez and Vicinity County, Hormigueros
- Reported by
- GENERAL PUBLIC
NWS Coop observer reported 5.48 inches of rain, pea size hail, and flooding along road114.
Heavy Rain in Puerto Rico, September 20, 2005
1 heavy rain, as filed by the National Weather Service.
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- 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 Sep 20, 12:15 PM AST, 2 hours 15 minutes earlier.
Area forecast discussion, Sep 20, 12:15 PM AST, 2 hours 15 minutes before
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</html>Hazardous weather outlook, Sep 20, 6:30 AM AST, 8 hours before
HAZARDOUS WEATHER OUTLOOK...CORRECTED NATIONAL WEATHER SERVICE SAN JUAN PR 630 AM AST TUE SEP 20 2005 PRZ001>013-AMZ710>750-211030- 630 AM AST TUE SEP 20 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PUERTO RICO. .DAY ONE...TODAY AND TONIGHT A MOIST AND UNSTABLE ATMOSPHERE WILL REMAIN IN PLACE...AND HELP FOR AN ACTIVE WEATHER DAY. PUERTO RICO CAN EXPECT SCATTERED TO NUMEROUS SHOWERS...WITH ISOLATED TO SCATTERED THUNDERSTORMS ACROSS PARTS OF THE ISLANDS. HEAVY RAINFALL IS EXPECTED IN ISOLATED AREAS...WHICH CAN RESULT IN URBAN AND SMALL STREAM FLOODING. WITH THE GROUNDS STILL SATURATED FROM PREVIOUS RAINFALL...THE POSSIBILITY OF FLASH FLOODING AND MUDSLIDES ALSO EXISTS. LONG PERIOD NORTH NORTHEAST SWELLS WILL CONTINUE TO AFFECT THE ATLANTIC WATERS. A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE OFF SHORE ATLANTIC WATERS...WHICH WILL HAVE SEAS OF 6 TO 7 FEET...WHILE SMALL CRAFT SHOULD EXERCISE CAUTION IN THE NEARSHORE ATLANTIC WATERS...WHERE SEAS OF 5 TO 6 FEET CAN BE EXPECTED. ELSEWHERE... MARINERS SHOULD GENERALLY EXPECT WINDS OF AROUND 10 KNOTS OR LESS AND SEAS OF 5 FEET OR LESS. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER APPEARS IMMINENT AT THIS TIME. .SPOTTER CALL TO ACTION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED. VIZ001-002-AMZ710>730-211030- 630 AM AST TUE SEP 20 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE U.S. VIRGIN ISLANDS. .DAY ONE...TODAY AND TONIGHT A MOIST AND UNSTABLE ATMOSPHERE WILL REMAIN IN PLACE...AND HELP FOR AN ACTIVE WEATHER DAY. THE LOCAL ISLANDS CAN EXPECT SCATTERED TO NUMEROUS SHOWERS...WITH ISOLATED TO SCATTERED THUNDERSTORMS ACROSS THE LOCAL AREA. HEAVY RAINFALL IS EXPECTED IN ISOLATED AREAS...WHICH CAN RESULT IN URBAN AND GUT FLOODING. ISOLATED AREAS WITH THE HEAVIEST RAINFALL MAY ALSO EXPERIENCE FLASH FLOODING. LONG PERIOD NORTH NORTHEAST SWELLS WILL CONTINUE TO AFFECT THE ATLANTIC WATERS. A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE OFF SHORE ATLANTIC WATERS...WHICH WILL HAVE SEAS OF 6 TO 7 FEET...WHILE SMALL CRAFT SHOULD EXERCISE CAUTION IN THE NEARSHORE ATLANTIC WATERS...WHERE SEAS OF 5 TO 6 FEET CAN BE EXPECTED. ELSEWHERE... MARINERS SHOULD GENERALLY EXPECT WINDS OF AROUND 10 KNOTS OR LESS AND SEAS OF 5 FEET OR LESS. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER APPEARS IMMINENT AT THIS TIME. .SPOTTER CALL TO ACTION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED. 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.
Event by event
1 heavy rain. Local standard time, as filed.
What these are
- Heavy Rain
- Rainfall totals unusual for the place and season that did not produce a flood.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Heat in Alabama, September 20, 2005
- Hurricane and Storm Surge in Florida, September 20, 2005
- Marine Thunderstorm Winds in North Atlantic Coastal Waters, September 20, 2005
- Lightning Strikes and Heavy Rain in California, September 20, 2005
- Dust Storm and Damaging Winds in California, September 20, 2005
- Tropical Storm in Florida, September 20, 2005
- Marine Thunderstorm Winds in Gulf of Mexico, September 20, 2005
- Damaging Winds in Virginia, September 20, 2005
- Hail and Heavy Rain in California, September 20, 2005
- Marine Thunderstorm Winds in Lake Erie, September 20, 2005
- Wildfire and Lightning Strike in California, September 20 to 21, 2005
- Wildfire and Lightning Strike in California, September 20, 2005
More
Every storm in Puerto Rico in 2005Every state in 2005This day in weather historyWarnings in Puerto Rico, September 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 2026-10-01. Each event’s entry at NCEI: 5475803.