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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 >

This is just one of our many short range forecasts in depicting how the thunderstorms "may" develop this afternoon through tonight. The last couple model runs have been fairly consistent showing the stronger storms may potentially scoot from the Turtle Mountains into northeast North Dakota around midnight and beyond. We'll see!