


Flash Flood Watch
Issued by NWS San Diego, CA
Issued by NWS San Diego, CA
350 WGUS66 KSGX 120922 FFASGX Flood Watch National Weather Service San Diego CA 222 AM PDT Wed Mar 12 2025 CAZ043-048-050-055>058-552-554-122200- /O.CON.KSGX.FA.A.0002.250313T0500Z-250314T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ San Diego County Coastal Areas-San Bernardino and Riverside County Valleys-The Inland Empire-San Diego County Valleys-San Bernardino County Mountains-Riverside County Mountains-Santa Ana Mountains and Foothills-San Diego County Mountains-Orange County Coastal Areas-Orange County Inland Areas- Including the cities of Anaheim, Irvine, Big Bear City, Moreno Valley, San Marcos, Oceanside, Rancho Cucamonga, Carlsbad, Escondido, Pine Valley, Laguna Beach, Idyllwild-Pine Cove, Wrightwood, Newport Beach, La Mesa, San Clemente, Big Bear Lake, Fontana, El Cajon, Riverside, Poway, Costa Mesa, Santee, Corona, Orange, Mission Viejo, Lake Arrowhead, Crestline, Encinitas, San Bernardino, Vista, San Diego, Huntington Beach, Chula Vista, Running Springs, Fullerton, Santa Ana, Garden Grove, Julian, National City, and Ontario 222 AM PDT Wed Mar 12 2025 ...FLOOD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH THURSDAY AFTERNOON... * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of Southwest California, including the following areas, Orange County Coastal Areas, Orange County Inland Areas, Riverside County Mountains, San Bernardino County Mountains, San Bernardino and Riverside County Valleys-The Inland Empire, San Diego County Coastal Areas, San Diego County Mountains, San Diego County Valleys and Santa Ana Mountains and Foothills. * WHEN...From this evening through Thursday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - An atmospheric river will generate moderate to heavy rainfall for tonight through Thursday afternoon. Rainfall rates of 0.50 to 0.75 inch per hour are expected, locally up to one inch per hour possible in the mountains below the snow level and where thunderstorms develop. This watch includes the following burn scars: Bridge, Line, and Airport. The heaviest rainfall for late tonight through Thursday morning is expected with the cold front and during Thursday afternoon with any thunderstorms that develop. - https://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$ 17