Austin weather forecast: Heat index above 100 with isolated showers
- Posted on September 9, 2026
- By The Dallas Morning News
- 1 Views
- 1 min read
In brief
Austin residents should prepare for another sweltering day with heat index values exceeding 100 degrees Fahrenheit. While afternoon thunderstorms may provide temporary relief in scattered areas, the combination of high temperatures and elevated humidity levels will persist throughout the region. Residents are advised to take precautions against heat-related illnesses, stay hydrated, and monitor weather updates for localized storm activity that could impact outdoor activities and travel plans.
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Austin weather forecast: Heat index above 100 with isolated showers
Heat and humidity continue to dominate Austin's weather despite isolated afternoon showers.
