Mar 12, 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 deserts) and mountain snow. Rainfall totals in the deserts were 1 to 2 inches on March 12th and 550 lightning strikes occurred. Flash flooding occurred in the deserts near Canebrake and Borrego Springs. Snowfall occurred above
Source: NOAA National Weather Service Storm Events Database (event 883096). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Riverside County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.