National Weather Service United States Department of Commerce

Thunderstorms and Heavy Rains in the Appalachians

Multiple rounds of moderate to locally heavy rain will impact portions of the Appalachians and Mid-Atlantic, which may lead to flash flooding concerns. Thunderstorms with isolated severe wind gusts will be possible this afternoon from parts of the Southeast into the southern and central Appalachians. A multi-day heavy rain will pose a flash flood threat in New Mexico beginning Tuesday. Read More >

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Last Map Update: Mon, Sep 21, 2026 at 6:50:34 am CDT

Beginning Tuesday and continuing through Friday, a surge of moisture and multiple upper level disturbances bring increased rain chances and threat for flash flooding.
Summer 2026 was HOT! Check out how this year's triple digit days compare to other years.
Flash flooding can escalate quickly. Set up multiple ways to get weather warnings. When alerted to a flash flood get to higher ground immediately. Never enter flood waters in a vehicle or on foot.

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