Home / Weather / LA County Drenched: Flash Flood Warning Issued
LA County Drenched: Flash Flood Warning Issued
24 Dec, 2025
Summary
- Flash flood warning active in Los Angeles County until noon Wednesday.
- Heavy rain rates of 0.5 to 1.25 inches per hour expected.
- Residents urged to avoid flooded roads and watch for mudslides.
A flash flood warning is in effect for Los Angeles County, issued by the National Weather Service on Wednesday at 5:35 a.m. and active until noon. Doppler radar indicates heavy rain and immediate flash flooding, with expected rainfall rates of 0.5 to 1.25 inches per hour. This significant rainfall is impacting small creeks, urban areas, highways, and underpasses.
Impacted locations include Acton, Burbank, Pasadena, Santa Clarita, and numerous other communities. The NWS advises avoiding flooded roads and being aware of potential rock slides and mudslides. Emergency alerts will be sent for considerable or catastrophic hazards, while residents are encouraged to sign up for county alert systems for lesser risks.
Residents in flood-prone areas are advised to secure sandbags, which may be available from county fire departments. The NWS defines a flash flood warning as occurring when a flash flood is imminent or already happening, urging immediate movement to higher ground in such situations.
