National Weather Service United States Department of Commerce

Thunderstorms and Heavy Rainfall in the Mid-Atlantic and Southern New England; Fire Weather Concerns in the West

Heavy rain and isolated severe thunderstorms may continue to bring flash and urban flooding to the northern Mid-Atlantic and southern New England through tonight. Isolated dry thunderstorms will continue to bring a fire weather threat to the northwestern Great Basin through Friday. Read More >

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Last Map Update: Fri, Aug 1, 2025 at 1:00:10 pm PDT

Isolated to scattered thunderstorms are possible in the afternoon and evening on Friday and Saturday. The highest chances for this activity remains in northern California counties and areas east of the Cascades, with coverage decreasing on Friday.
Thunderstorms produce deadly lightning capable of striking up to 10 miles away from the storm — so, even if you don't see rain you could be in harm’s way. Remember this simple message: When Thunder Roars, Go Indoors!

 

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