FloodZoneMap.org

Flash Flood — San Diego, CA

Aug 9, 2005

August 9th marked the 21st consecutive day with thunderstorms in the San Diego forecast area. A large MCS moved southwest out of Nevada during the morning hours and swept across the San Bernardino, Riverside, and San Diego County deserts that afternoon. Flash flooding in Yucca Valley damaged vehicles, roads, and signs. More than a dozen people were rescued by fire fighters during the flash flood. The thunderstorm complex continued southward into the Coachella Valley where blowing dust reduced v

Source: NOAA National Weather Service Storm Events Database (event 5472548). Narrative written by NWS staff at the time of the event.

Flood Risk Context for San Diego, CA

This event is one of many recorded floods in San Diego County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View San Diego County flood data →

More Flood Stories

Flood3 deaths$60K damage

San Diego, CA · Dec 16, 2002

Almost two inches of rain fell in a two hour period, causing low lying roads and most creeks to flood. In Carlsbad, 5 women tried to cross a flooded bridge in a car, which stalled midway then floated downstream and overturned. Two women escaped, the other three drowned.

Read the full account →
Flash Flood2 deaths$100K damage

San Diego, CA · Jan 22, 2024

Historic flooding occurred on January 22nd. Heavy rainfall occurred between 8 am and noon across western San Diego county. The heaviest rainfall occurred between 9 am and 11 am in the east side of the city of San Diego in Encanto and Lemon Grove to Spring Valley.

Read the full account →
Flash Flood2 deaths$10K damage

San Diego, CA · Jan 22, 2017

After a wet start to the month, a series of 3 storms traversed the region between the 19th and 24th of January. The storms produced flooding rains, extreme mountain snowfall, and strong winds from the coast to the deserts.

Read the full account →
Flood1 death

San Diego, CA · Mar 10, 2020

An atmospheric river moved into the California bight on March 10th, bringing heavy rainfall and mountain snow to Southern California. A closed upper low moved into the region on March 12, bringing a southerly moisture surge, resulting in more heavy rain (especially in the…

Read the full account →