National Weather Service United States Department of Commerce

Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

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Last Map Update: Fri, Sep 11, 2026 at 3:38:32 pm CDT

Scattered showers and storms continue across far eastern Oklahoma and northwest Arkansas through Friday morning. The main impact will be locally heavy rainfall and isolated flooding concerns for low lying areas. Activity will shift eastward by afternoon Friday with clearing skies expected through the rest of the day.
A brief and minor cool down is forecast through Friday with hot weather returning this weekend and continuing into next week.
Drought conditions over the past week have worsened across all eastern Oklahoma and northwest Arkansas.
A cold front brings cooler temperatures and increased shower and thunderstorm chances into Friday. Unseasonably hot weather will return over the weekend and continue into next week.
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