| NWS Forecast for: De Witt Issued by: National Weather Service Austin/San Antonio, TX Last Update: 128 PM CDT Tue Aug 18 2026 |  |
| This Afternoon: Mostly sunny. Hot with highs around 100. South winds 10 to 15 mph. Highest heat index readings up to 108. Tonight: Partly cloudy. Lows in the mid 70s. South winds 10 to 15 mph. Wednesday: Partly cloudy. Hot with highs around 101. South winds 10 to 15 mph. Highest heat index readings up to 107. Wednesday Night: Partly cloudy. Lows in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph. Thursday: Partly cloudy in the morning, then clearing. Hot with highs around 101. South winds 10 to 15 mph. Highest heat index readings up to 109. Thursday Night Through Monday: Mostly clear. Hot. Lows in the mid 70s. Highs around 100. Highest heat index readings up to 110. | |
| Zone Forecast: De Witt | |
Visit your local NWS office at: https://www.weather.gov/ewx |