Flash Flood Warning

Locations Affected

Full Alert Message

BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service San Diego CA 337 PM PDT Fri Jul 18 2025 The National Weather Service in San Diego has issued a * Flash Flood Warning for... Riverside County in southern California... * Until 530 PM PDT. * At 337 PM PDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.75 and 1.25 inches of rain have fallen. The expected rainfall rate is 0.75 to 1.25 inches in 1 hour. Additional rainfall amounts of 0.5 to 1.25 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Anza, Hwy 74 Between Mountain Center And Anza and Lake Hemet. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. && LAT...LON 3364 11685 3371 11686 3370 11680 3363 11661 3356 11669 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE EXPECTED RAINFALL RATE...0.75-1.25 INCHES IN 1 HOUR