Widespread extreme heat alerts issued across central and southwestern U.S.

Dangerous heat conditions are prompting Extreme Heat Warnings across parts of eastern Oklahoma, the Arkansas River Valley, and Arizona deserts, with heat index values exceeding 110°F. Heat Advisories also cover central U.S. regions and southern Texas, where temperatures could reach 116°F. These alerts, continuing through September 11 in some areas, pose significant health risks to affected populations.