Flash Flood Warning

Locations Affected

Twin Peaks, CA ∙ Lake Arrowhead, CA ∙ Arrowhead Highlands, CA ∙ Lake Arrowhead, CA ∙ Lake Gregory, CA ∙ Blue Jay, CA ∙ Crestline, CA ∙ Rimforest, CA ∙ Valley View Park, CA ∙ Skyforest, CA

Full Alert Message

BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service San Diego CA 422 PM PST Wed Dec 24 2025 The National Weather Service in San Diego has extended the * Flash Flood Warning for... San Bernardino County in southern California... * Until 700 PM PST. * At 422 PM PST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 5 and 8 inches of rain have fallen. The expected rainfall rate is 0.25 to 0.75 inches in 1 hour. Additional rainfall amounts of 0.75 to 1.5 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... San Bernardino, Hesperia, Apple Valley, Lake Arrowhead, Hwy 173 Between Lake Arrowhead And Hesperia, Crestline, Rimforest, Skyforest, Hwy 18 Between San Bernardino And Crestline and Silverwood Lake Rec Area. 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 3415 11719 3416 11732 3440 11732 3440 11714 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE EXPECTED RAINFALL RATE...0.25-0.75 INCHES IN 1 HOUR

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