National Weather Service United States Department of Commerce

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

A Dense Fog Advisory is in effect east of Hwy 183. Visibility is expected to drop to 1/4mi or less tonight, creating dangerous driving conditions. Use caution if you must travel! Slow down, use low beams, and increase distance.
We didn't just break records today... we SHATTERED them! Daily high temp records for Christmas Eve were set across much of the area, with some records being beaten by as much as 15 to 16 degrees! The record December warmth will continue into late week.