| NWS Forecast for: Frio County Issued by: National Weather Service Austin/San Antonio, TX Last Update: 128 PM CDT Tue Aug 18 2026 |  |
| This Afternoon: Sunny, hot with highs around 101. Southeast winds around 5 mph. Tonight: Partly cloudy. Lows in the mid 70s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Wednesday: Mostly sunny in the morning, then becoming partly cloudy. Hot with highs around 103. South winds 5 to 10 mph. Wednesday Night: Partly cloudy. Lows in the mid 70s. Southeast winds 5 to 10 mph with gusts up to 25 mph. Thursday: Partly cloudy in the morning, then becoming mostly sunny. Hot with highs around 104. Southeast winds 5 to 10 mph. Thursday Night Through Saturday: Mostly clear. Hot. Lows in the upper 70s. Highs 100 to 105. Highest heat index readings up to 110. Saturday Night: Clear. Lows in the upper 70s. Highest heat index readings up to 105 early in the evening. Sunday: Mostly sunny. Hot with highs 100 to 105. Sunday Night: Clear. Lows in the mid 70s. Monday: Mostly sunny. Hot with highs around 100. | |
| Zone Forecast: Frio County | |
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