Dec 4, 2014
A Pacific storm brought moderate to heavy rain and flash flooding to the region from the 2nd through the 4th. Two-day rainfall totals of 1 to 2 inches were recorded west of the mountains, while the southern slopes of the San Bernardino County mountains saw up to 5 inches of rain (isolated amount of 14.5 inches at Yucaipa Ridge). The heavy rain caused countless instances of flooding, with mud, debris and water closing several roadways and stranding vehicles. Snow levels remained above 8000 feet,
Source: NOAA National Weather Service Storm Events Database (event 552259). 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.