Active Weather Alerts
Flood Warning
Issued: 2:16 AM Dec. 25, 2025 – National Weather Service
...FLOOD WARNING IN EFFECT UNTIL 6 AM PST THURSDAY... ...REPLACES FLOOD ADVISORY... * WHAT...Flooding caused by excessive rainfall is expected. Very heavy rains that occurred earlier in the mountains continue resulting in water drainage into the Antelope Valley, causing flooding even where it is not raining. * WHERE...A portion of southwest California, including the following county, northern Los Angeles including the Antelope Valley. * WHEN...Until 600 AM PST Thursday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Several structures are flooded. Numerous roads remain closed due to flooding. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable. Expect many areas of slow moving or standing water. It will take several hours for all the water from the earlier rain to work through local drainage systems in urban areas. Local media have reported water rescues. * ADDITIONAL DETAILS... - At 610 PM PST, significant flooding was already occurring in the warned area. - Some locations that will experience flooding include... Lake Los Angeles, Palmdale, Lancaster, Quartz Hill, Pearblossom, Llano, Littlerock, Lake Palmdale, Valyermo, Desert View Highlands, Saddleback Butte State Park, Highway 138 between Llano and the San Bernardino County line and Highway 138 between Quail Lake and Lancaster. - Additional rounds of heavy rain on Christmas Day will worsen the flooding risk. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid flooded roads. Be aware of rock slides, mudslides, and possibly debris flows. &&
Flood Warning
Issued: 1:30 AM Dec. 25, 2025 – National Weather Service
...FLOOD WARNING IN EFFECT UNTIL 6 AM PST THURSDAY... ...REPLACES FLASH FLOOD WARNING... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of southwest California, including the following counties, Central and Northern Los Angeles, Central and Northern Ventura, and East-Central Santa Barbara. * WHEN...Until 600 AM PST Thursday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Several structures are flooded. Numerous roads remain closed due to flooding. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable. Expect many areas of slow moving or standing water. It will take several hours for all the water from the earlier rain to work through local drainage systems in urban areas. Local media have reported water rescues. * ADDITIONAL DETAILS... - At 530 PM PST, widespread flooding, rock slides, and mud slides were ongoing. - Some locations that will experience flooding include... Simi Valley, Fillmore, Acton, Ojai, Wrightwood, Santa Clarita, Chatsworth, Northridge, Woodland Hills, Van Nuys, Encino, North Hollywood, Burbank, Universal City, Beverly Hills, Hollywood, Griffith Park, Lancaster, Palmdale and Pasadena. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid flooded roads. Be aware of rock slides, mudslides, and possibly debris flows. &&
Flood Watch
Issued: 1:30 AM Dec. 25, 2025 – National Weather Service
...FLOOD WATCH REMAINS 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...The following counties... Los Angeles. Ventura. Santa Barbara. San Luis Obispo. * WHEN...Through Friday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Mud and debris flows will be possible across foothill and mountain areas, including recent burn scars. * ADDITIONAL DETAILS... - This prolonged strong Atmospheric River storm system will bring periods of heavy rain through late this week. Potential flooding impacts include the threat of significant and widespread urban roadway flooding, a high risk of major rock and mud slides, 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. - 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. &&
Flood Advisory
Issued: 1:30 AM Dec. 25, 2025 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 6 AM PST THURSDAY... ...REPLACES FLASH FLOOD WARNING... * WHAT...Residual flooding is expected to continue tonight. * WHERE...A portion of southwest California, including southern Los Angeles County. * WHEN...Until 600 AM PST Thursday. * IMPACTS...Residual flooding will likely continue tonight. especially in low-lying areas. In addition, there will be an ongoing threat of rock slides and mud slides, especially in canyon roadways. * ADDITIONAL DETAILS... - At 530 PM PST, Doppler radar indicated rain coverage decreasing in coverage and intensity. However, residual flooding of low-lying areas is likely to continue through the night due to the earlier heavy rains. Heed any remaining road closures. In addition, there will likely be additional shower activity tonight which could prompt additional flooding concerns, as well as the threat of rock slides and mud slides. - Some locations that will experience flooding include... Long Beach, Thousand Oaks, Malibu, Inglewood, Culver City, Downtown Los Angeles, Manhattan Beach, Torrance, Hermosa Beach, Hollywood, Beverly Hills, Venice, Redondo Beach, Santa Monica, Rancho Palos Verdes, Alhambra, Encino and Whittier. - 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. Be aware of rock slides, mudslides, and possibly debris flows. &&
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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