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 >

 

North Dakota Winter Weather Awareness Week: October 27 - 31, 2025

 

Click on each day for more information:

         

 

Your safety this winter is a combined effort between multiple agencies from the federal to the local level. This effort is to increase your awareness, preparedness and safety this winter. Each agency plays a unique role from issuing weather watches and warnings, to rescuing stranded travelers, to ensuring that you stay healthy this winter. From hunting to traveling, holiday celebrations to outdoor fun, please take this time to get ready for another North Dakota winter. Together we can build a Weather Ready Nation.