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Flood Watch

Status

Event Continued Active alert

Start Time

Fri 11/21/2025 01:23 AM EST

End Time

Fri 11/21/2025 10:00 AM EST

Significance

Watch

Impacts

Moderate impact

Locations Affected

Long Beach, CA ∙ Los Angeles, CA ∙ Torrance, CA ∙ Glendale, CA ∙ Pasadena, CA ∙ Pomona, CA ∙ Santa Clarita, CA ∙ Inglewood, CA ∙ Norwalk, CA ∙ West Covina, CA

Full Alert Message

Flood Watch National Weather Service Los Angeles/Oxnard CA 1023 PM PST Thu Nov 20 2025 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 7 AM PST FRIDAY... * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of southwest California, including the following areas, Calabasas and Agoura Hills, Eastern San Fernando Valley, Eastern San Gabriel Mountains, Eastern Santa Monica Mountains Recreational Area, Los Angeles County Beaches, Los Angeles County Inland Coast including Downtown Los Angeles, Los Angeles County San Gabriel Valley, Malibu Coast, Palos Verdes Hills, Santa Clarita Valley, Western San Fernando Valley, Western San Gabriel Mountains and Highway 14 Corridor and Western Santa Monica Mountains Recreational Area. * WHEN...Until 7 AM PST Friday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Rain rates between 0.50 and 0.75 inches per hour are possible overnight tonight with a 10 to 20 percent chance of 1 inch per hour. Showers will be very scattered and not all areas will get heavy rain. - http://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.

Technical Header

CAZ088-362-366>373-379-380-548-211500- /O.CON.KLOX.FA.A.0009.000000T0000Z-251121T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Santa Clarita Valley-Malibu Coast-Los Angeles County Beaches- Palos Verdes Hills-Los Angeles County Inland Coast including Downtown Los Angeles-Western Santa Monica Mountains Recreational Area-Eastern Santa Monica Mountains Recreational Area-Calabasas and Agoura Hills-Western San Fernando Valley-Eastern San Fernando Valley-Western San Gabriel Mountains and Highway 14 Corridor- Eastern San Gabriel Mountains-Los Angeles County San Gabriel Valley- Including the cities of El Monte, Compton, Pacific Palisades, Valencia, Santa Clarita, Malibu Bowl, Rancho Palos Verdes, Northridge, Culver City, Long Beach, Lake Castaic, Malibu Lake, Mount Wilson, Pasadena, Mount Baldy, Universal City, Mill Creek, Acton, Redondo Beach, Chatsworth, Pomona, LAX, Van Nuys, Topanga, Wrightwood, The Angeles Crest Highway, Woodland Hills, Newhall, Norwalk, La Canada Flintridge, San Gabriel, Beverly Hills, Westlake Village, Glendale, Torrance, Downey, Sunland, Warm Springs, East Los Angeles, Malibu, Santa Monica, Hollywood, and Burbank 1023 PM PST Thu Nov 20 2025