National Weather Service United States Department of Commerce

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 >

One more Skywarn Spotter virtual training session is scheduled for 2021.  Sign up for the free class on GoToWebinar at the link below.  It will last approximately one hour and 15 minutes.  We will provide slides and videos on severe weather safety, storm structure and intensity, tornado development, wind storms, and how you can report severe weather. Content is appropriate for all ages - invite the whole family!