| NWS Forecast for: Williamson County Issued by: National Weather Service Austin/San Antonio, TX Last Update: 105 AM CDT Thu Aug 28 2025 |  |
| Today: Mostly sunny. Highs in the upper 90s. South winds 5 to 10 mph. Highest heat index readings up to 106. Tonight: Mostly clear. Lows in the mid 70s. South winds 5 to 10 mph with gusts up to 20 mph. Friday: Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds 5 to 10 mph. Chance of rain 30 percent. Highest heat index readings up to 105. Friday Night: A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the mid 70s. Southeast winds around 5 mph. Saturday: Partly cloudy. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Northeast winds 5 to 10 mph. Chance of rain 50 percent. Saturday Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 50 percent. Sunday: Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Temperature falling into the lower 80s in the afternoon. Chance of rain 50 percent. Sunday Night: Mostly cloudy in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows around 70. Labor Day: Partly cloudy. A chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 30 percent. Monday Night Through Wednesday: Mostly clear. Lows in the upper 60s. Highs in the lower 90s. | |
| Zone Forecast: Williamson County | |
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