National Weather Service United States Department of Commerce

Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

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Last Map Update: Fri, Sep 4, 2026 at 11:26:37 am CDT

Another hot and humid day leads to another heat advisory in effect for a good portion of eastern Oklahoma and the lower Arkansas River Valley areas, running from noon to 7 pm Friday. Expect heat index values as high as 108 during the afternoon.
Heat stress will likely impact daytime outdoor activities through the next week. Drink plenty of water and take breaks in shade when spending time outdoors.
The prolonged hot and dry weather has led to worsening drought conditions across the region.
An extended period of hot and dry weather is likely to persist through at least the first part of September. The ongoing drought situation will worsen. Isolated afternoon showers and storms are possible this weekend.
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