Feb 11, 2003
A warm wet storm dropped 5 to 10 inches of rain over the mountains and 2 to 4 inches across the valleys and coast over a three day period. Parts of Interstate 215 near Devore, and Interstate 15 in Fontana were flooded. Street flooding was reported in many valley and coastal locations, and also in the Apple Valley. Mud and rock slides blocked Highway 18 in the San Bernardino mountains. Moderate erosion occurred to levees along washes and creeks leading through the foothills and at the base of th
Source: NOAA National Weather Service Storm Events Database (event 5340535). Narrative written by NWS staff at the time of the event.
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.