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 >

Click a location below for detailed forecast.

Last Map Update: Mon, Sep 21, 2026 at 6:20:15 pm MDT

There are no watches, warnings, or advisories at this time.

Dry conditions are expected most of the time this week with gradually warmer temperatures through Friday. Showers and thunderstorms are likely for the Yellowstone Valley on Wednesday. A cold front Friday Night will bring cooler temperatures on Saturday.
The next full moon occurs on Saturday September 26 at 1049 am. It is known as the Harvest Moon as it is the full moon closest to the Autumnal Equinox. Also, known as the Yellow Leaf Moon as leaves on trees start to change color.

 

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