| NWS Forecast for: Frio County Issued by: National Weather Service Austin/San Antonio, TX Last Update: 411 AM CDT Sat Sep 12 2026 |  |
| Today: Partly cloudy this morning, then becoming mostly sunny. Hot with highs around 103. Southeast winds 5 to 10 mph. Highest heat index readings up to 110. Tonight: Mostly clear. Lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Highest heat index readings up to 106 early in the evening. Sunday: Partly cloudy in the morning, then becoming mostly sunny. Hot with highs around 101. Southeast winds 10 to 15 mph with gusts up to 25 mph. Highest heat index readings up to 107. Sunday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Highest heat index readings up to 105 early in the evening. Monday: Mostly sunny. Hot with highs around 101. Southeast winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. Highest heat index readings up to 108. Monday Night And Tuesday: Mostly clear. Hot. Lows in the mid 70s. Highs around 100. Highest heat index readings up to 110. Tuesday Night: Clear. Lows in the mid 70s. Wednesday And Wednesday Night: Mostly clear. Hot. Highs around 100. Lows in the mid 70s. Highest heat index readings up to 105. Thursday: Partly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 90s. Highest heat index readings up to 105. Thursday Night: Partly cloudy. Lows in the mid 70s. Friday: Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. | |
| Zone Forecast: Frio County | |
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