Aug 13, 2022
Two rounds of thunderstorms developed across portions of southeast California, one round during the very early morning hours, between midnight through 4 am local time and another round during the mid to late afternoon hours. The early morning round was instigated by outflow boundaries that moved westward into southeast California from the decaying storm complex across southwest Arizona during the evening hours on the 12th. The environment was characterized by high moisture content (PWATs in exce
Source: NOAA National Weather Service Storm Events Database (event 1053841). 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.