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U.S. Weather Update 9.21.26

| September 21, 2026 | By

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.

Flood Watch included but not limited to: Texas, Indiana, Ohio, Pennsylvania, West Virginia, Illinois, Indiana

Flood Advisory included but not limited to: Indiana 

Flood Warning included but not limited to: Iowa, Illinois, Ohio, West Virginia

Dense Fog Warning included but not limited to: Montana, Wyoming, Florida, Georgia, Kansas, Nebraska, Maryland

 

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