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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 >

An impressive winter storm moved onshore into California on Jan 10, 2001. The storm tracked eastward into the Great Basin, but it's precipitation extended all the way from San Diego to Sandpoint, ID. These infrared and visible satellite pictures show the storm at it's peak on 11 January.

Infrared Satellite Image  Visible Satellite Image