Active Weather Alerts
Flood Advisory
Issued: 10:45 PM Dec. 26, 2025 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 6 PM PST THIS EVENING... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of southwest California, including the following county, western Los Angeles. * WHEN...Until 600 PM PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rock slides and mud slides. * ADDITIONAL DETAILS... - At 242 PM 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. Rock slides and mud slides. - Some locations that will experience flooding include... Acton, Santa Clarita, Northridge, Chatsworth, Sylmar, Granada Hills, Porter Ranch, San Fernando, Reseda, North Hills and Winnetka. - 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. Be aware of rock slides and mud slides. &&
Flood Watch
Issued: 8:19 PM Dec. 25, 2025 – National Weather Service
...FLOOD WATCH NOW IN EFFECT THROUGH FRIDAY AFTERNOON... * WHAT...Significant and widespread flooding caused by excessive rainfall will be likely, including rock slides, mud slides, and debris flows. * 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. &&
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