Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Wintry Mix Possible Christmas Day

This Week's Outlook

Warmer air moving in aloft combined with an upper level disturbance will bring the chance for a wintry mix of light snow, freezing rain or sleet Christmas afternoon and night. While there is still uncertainty about the intensity, travel may be impacted. Plan ahead and stay tuned for updates!

Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

Weather Story