| NWS Forecast for: Austin TX Issued by: National Weather Service Austin/San Antonio, TX Last Update: 12:42 pm CDT Sep 12, 2026 |  |
This Afternoon: A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 105. Heat index values as high as 110. South southeast wind 5 to 10 mph. Tonight: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Mostly clear, with a low around 79. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. Sunday: Sunny and hot, with a high near 102. Heat index values as high as 108. South wind 5 to 10 mph, with gusts as high as 20 mph. Sunday Night: Mostly clear, with a low around 78. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Monday: Mostly sunny and hot, with a high near 101. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Monday Night: Mostly clear, with a low around 78. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Tuesday: Sunny and hot, with a high near 102. South wind 5 to 10 mph, with gusts as high as 20 mph. Tuesday Night: Mostly clear, with a low around 77. 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 100. Calm wind becoming southeast around 5 mph in the afternoon. Wednesday Night: Mostly clear, with a low around 78. Thursday: Mostly sunny and hot, with a high near 99. Thursday Night: Partly cloudy, with a low around 77. Friday: Mostly sunny, with a high near 98. | |
| Austin TX 30.27°N 97.74°W (Elev. 509 ft) | |
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