| NWS Forecast for: Austin TX Issued by: National Weather Service Austin/San Antonio, TX Last Update: 2:46 pm CDT Sep 15, 2026 |  |
This Afternoon: Sunny and hot, with a high near 102. Heat index values as high as 106. South southeast wind around 10 mph, with gusts as high as 20 mph. Tonight: Mostly clear, with a low around 79. South southeast wind 5 to 10 mph becoming light south after midnight. Winds could gust as high as 20 mph. Wednesday: Mostly sunny and hot, with a high near 101. Heat index values as high as 107. Calm wind becoming east southeast around 5 mph in the afternoon. Wednesday Night: Partly cloudy, with a low around 79. East southeast wind around 5 mph becoming calm after midnight. Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny and hot, with a high near 99. Calm wind becoming east around 5 mph in the afternoon. Thursday Night: Mostly cloudy, with a low around 77. East southeast wind around 5 mph becoming calm in the evening. Friday: Sunny and hot, with a high near 99. Calm wind becoming southeast around 5 mph in the afternoon. Friday Night: Mostly clear, with a low around 74. East southeast wind around 5 mph becoming calm after midnight. Saturday: Sunny and hot, with a high near 99. Calm wind becoming south southeast around 5 mph in the afternoon. Saturday Night: Clear, with a low around 76. Sunday: Sunny and hot, with a high near 99. Sunday Night: A 20 percent chance of showers. Mostly clear, with a low around 77. Monday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 97. Monday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Tuesday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 96. | |
| Austin TX 30.27°N 97.74°W (Elev. 509 ft) | |
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