USGS-landslides.20070831T215151 jegartner@usgs.gov 20070831T215151.000Z Actual Alert Public en-US Geo Flash Flood Warning for western Riverside County, California Immediate Severe Very Likely Joseph Gartner Flash Flood Warning for western Riverside County, California On Friday, August 31, 2007 the National Weather Service issued a flash flood warning for western Riverside county in southwest California. This warning includes the cities of Beaumont, Banning, Temecula and Hemet, and is in effect until 4:30 pm pdt. At 2:22 pm pdt, flash flooding was reported from a thunderstorm over the warned area. The watersheds recently burned by the Esperanza fire will be particularly susceptible to flash floods and debris flows during the rainstorms. Communities of Beaumont and Banning, located adjacent to the burned area, including Smith canyon and Potrero creek may be affected by these events. Roads that cross burned drainages are also susceptible to flash flooding and debris flows. These include, but are not limited to; Beaumont ave., Circle C rd., Castille Cyn rd., Highland Springs ave., Old Banning Idyllwild rd., shirleon dr., Poppet Flats rd., state Highway 243, Cryer drive and Mt. Edna rd. A flash flood warning means that flooding is imminent or occurring. If you are in the warning area, move to higher ground immediately. Residents living along streams and creeks should take immediate precautions to protect life and property. Do not attempt to cross swiftly flowing waters or waters of unknown depth by foot or by automobile. jegartner@usgs.gov Western Riverside County in Southern California