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 1:30:17 pm PDT

Saturday afternoon into Sunday as an increased chance of rain. The thunderstorm risk is relatively low throughout this period with highest chances in the mountains. Forecast confidence is 75%.
Widespread rain this weekend. most areas remain above 40% for rainfall exceeding .10" . Join the CocoRaHS community! you data helps not just the National Weather Service but also your neighbors