Heavy Rain and Flash Flooding Concerns in California; Heavy Snow in the Sierra

An atmospheric river will bring heavy rainfall to lower elevations of California this week, and heavy snow to the Sierra Nevada mountains. Flash flooding, some of which may be locally considerable, will be a concern on the western foothills of the Sierra Nevada mountains through Tuesday. Landslides, rockfalls and mudslides are possible in the Southern California mountains. Read More >

High pressure will build over the Great Basin bringing drier conditions to eastern Utah and western Colorado through the weekend. High temperatures will warm back to near normal by Sunday.

Due to the recent weather conditions several mountains have been experiencing increased avalanche activity, and several main highways have closed for extended periods of time. Stay up to date with the latest road conditions and avalanche forecasts found below.

Colorado Department of Transportation Travel Information

Colorado Avalanche Information Center

Forecast Snowfall Accumulation

Forecast Precipitation Accumulation

Today's Forecast High Temperatures

Tonight's Forecast Low Temperatures

GJT RSS Feed

Heavy Rain and Flash Flooding Concerns in California; Heavy Snow in the Sierra

Drier Conditions With a Warming Trend Through This Weekend