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 >

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Last Map Update: Thu, Dec 25, 2025 at 3:32:41 pm MST

Watches, Warnings & Advisories

National Weather Service Salt Lake City, UT

National Weather Service Grand Junction, CO

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National Weather Service Albuquerque, NM

National Weather Service NWS Tucson Arizona

Winter Weather Advisory

Wind Advisory

Air Quality Alert

Hazardous Weather Outlook

Christmas Day Temperatures

Daytime highs will continue to land above normal for this time of year, especially for areas across Navajo Nation. Rain and high elevation snow are also in the Christmas Day forecast, but the only places looking to have a White Christmas will be locations above 10,000 feet. Elsewhere, a rainy Holiday is more likely.