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 >

F6 - Climate Data 

 These data sets are preliminary and have not undergone final QC by NCDC.
Therefore, these data are subject to revision.  Final and certified climate data can be accessed at the 
National Climatic Data Center (NCDC)
- www.ncdc.noaa.gov.


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Understanding the F6 Document

 

 

 

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These data are preliminary and have not undergone final QC by NCDC. Therefore, these data are subject to revision. Final and certified climate data can be accessed at the 
National Climatic Data Center (NCDC) - www.ncdc.noaa.gov.