Active Weather Alerts
Flood Advisory
Issued: 11:38 AM Dec. 24, 2025 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of southwest California, including the following county, Los Angeles. This also includes the Bridge and Eaton Burn scars. * WHEN...Until 400 PM PST Wednesday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. * ADDITIONAL DETAILS... - At 336 AM PST, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Up to 1.2 inches of rain have fallen. - Some locations that will experience flooding include... Acton, Wrightwood, Mount Wilson, Pasadena, Burbank, Glendora, North Hollywood, Van Nuys, Santa Clarita, Altadena, La Canada Flintridge, Glendale, Sunland, Pacoima, Sylmar, Valyermo, Angeles Crest Highway between Mount Wilson and Mount Waterman, La Crescenta, Sierra Madre and Monrovia. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. Campers should avoid low-lying areas. &&
Flood Advisory
Issued: 10:45 AM Dec. 24, 2025 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of southwest California, including the following counties, the western portion of Los Angeles and the northern Ventura County Mountains. * WHEN...Until 400 PM PST Wednesday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. * ADDITIONAL DETAILS... - At 242 AM PST, Doppler radar and automated rain gauges indicated heavy rain. Minor flooding is ongoing or expected to begin shortly in the advisory area. Up to 1 inch of rain has fallen. - Some locations that will experience flooding include... Thousand Oaks, Malibu, Chatsworth, Santa Clarita, Agoura Hills, Northridge, Woodland Hills, Van Nuys, Encino, Santa Monica, Porter Ranch, Westlake Village, Canoga Park, Granada Hills, Calabasas, Malibu Creek State Park, Sylmar, Lockwood Valley and Topanga State Park. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. 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. &&
Flood Watch
Issued: 8:20 AM Dec. 24, 2025 – National Weather Service
...FLOOD WATCH NOW IN EFFECT THROUGH FRIDAY AFTERNOON... * WHAT...Significant and widespread flooding caused by excessive rainfall will be likely, with potential debris flow impacts across recent burn scars. * WHERE...A portion of southwest California, including the following areas, Antelope Valley, Calabasas and Agoura Hills, Catalina and Santa Barbara Islands, Central Ventura County Valleys, Cuyama Valley, Eastern Antelope Valley Foothills, Eastern San Fernando Valley, Eastern San Gabriel Mountains, Eastern Santa Monica Mountains Recreational Area, Interstate 5 Corridor, Lake Casitas, Los Angeles County Beaches, Los Angeles County Inland Coast including Downtown Los Angeles, Los Angeles County San Gabriel Valley, Northern Ventura County Mountains, Ojai Valley, Palos Verdes Hills, San Luis Obispo County Beaches, San Luis Obispo County Inland Central Coast, San Luis Obispo County Interior Valleys, San Luis Obispo County Mountains, Santa Barbara County Central Coast Beaches, Santa Barbara County Inland Central Coast, Santa Barbara County Interior Mountains, Santa Barbara County Southeastern Coast, Santa Barbara County Southwestern Coast, Santa Clarita Valley, Santa Lucia Mountains, Santa Susana Mountains, Santa Ynez Mountains Eastern Range, Santa Ynez Mountains Western Range, Santa Ynez Valley, Southeastern Ventura County Valleys, Southern Salinas Valley, Southern Ventura County Mountains, Ventura County Beaches, Ventura County Inland Coast, Western Antelope Valley Foothills, Western San Fernando Valley, Western San Gabriel Mountains and Highway 14 Corridor and Western Santa Monica Mountains Recreational Area. * WHEN...Through Friday afternoon. * IMPACTS...This prolonged strong Atmospheric River storm system will bring periods of heavy rain from late Tuesday into Thursday evening. Potential flooding impacts include the threat of significant and widespread urban roadway flooding, a high risk of major rock/mudslides, and rapid rises in creeks, streams, and rivers which will likely lead to swift water rescues. The recent burn scars will be at risk for debris flows, possibly damaging. These flooding impacts will likely lead to significant travel delays and road closures during this busy holiday travel period. * ADDITIONAL DETAILS... - Heavy rainfall with possible thunderstorms is expected with high rainfall rates, potentially exceeding one inch per hour during the peak of the event Tuesday night into Wednesday across favored south facing slopes and near thunderstorms. Another round of heavier rain and thunderstorms will be possible on Thursday. - 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. &&
Wind Advisory
Issued: 8:19 PM Dec. 23, 2025 – National Weather Service
...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THURSDAY... * WHAT...South to southeast winds 20 to 35 mph with gusts 35 to 55 mph likely. * WHERE...Most coastal and valley areas of Los Angeles and Ventura counties. * WHEN...Until 3 PM PST Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. There will be the risk of downed trees, especially considering the very wet soils that will occur this week. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. &&
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