| NWS Forecast for: Frio County Issued by: National Weather Service Austin/San Antonio, TX Last Update: 612 PM CDT Wed Sep 2 2026 |  |
| Tonight: Mostly clear. Lows in the upper 70s. Southeast winds 5 to 10 mph with gusts up to 25 mph. Highest heat index readings up to 106 early this evening. Thursday: Mostly sunny. Hot with highs around 103. Southeast winds 5 to 10 mph. Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Southeast winds 10 to 15 mph. Gusts up to 30 mph in the evening. Highest heat index readings up to 105 early in the evening. Friday: Partly cloudy in the morning, then clearing. Hot with highs around 101. Southeast winds 5 to 10 mph. Friday Night: Mostly clear. Lows in the mid 70s. Southeast winds 5 to 10 mph with gusts up to 25 mph. Saturday Through Sunday: Mostly clear. Hot. Highs around 100. Lows in the mid 70s. Highest heat index readings up to 110. Sunday Night: Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Labor Day And Monday Night: Mostly clear. Highs in the upper 90s. Lows in the mid 70s. Highest heat index readings up to 105. Tuesday: Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Highest heat index readings up to 110. Tuesday Night: Partly cloudy. Lows in the mid 70s. Wednesday: Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Highest heat index readings up to 110. | |
| Zone Forecast: Frio County | |
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