USGS-landslides.20061222T180629 jegartner@usgs.gov 20061222T180629.000Z Actual Alert Public en-US Geo Flash Flood and Debris Flow Warning for Southwestern San Bernardino County in Southern California Past Moderate Very Likely Joseph Gartner Flash Flood and Debris Flow Warning for Southwestern San Bernardino County in Southern California On Saturday, December 16, 2006 the National Weather Service issued a Flash Flood Warning for the cities of Yucaipa, Redlands, Highland and particularly Plunge Creek north of Highland. Doppler radar indicated flash flooding for a stationary thunderstorm near Plunge Creek. In addition to flash flooding, rainfall is expected to cause debris flows in recently burned areas. Residents and motorists in and below burned areas should be alert to heavy mud and debris flows which may block roads and culverts. Potentially dangerous flooding and property loss could result in areas where runoff is restricted or blocked. This warning was cancelled at 8:00 pm December, 16, 2006 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