| NWS Forecast for: Frio County Issued by: National Weather Service Austin/San Antonio, TX Last Update: 400 AM CDT Thu Aug 20 2026 |  |
| Today: Partly cloudy this morning, then clearing. Hot with highs around 103. Southeast winds 5 to 10 mph. 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 in the evening. Friday: Partly cloudy in the morning, then clearing. Hot with highs around 103. Southeast winds around 5 mph. Friday Night: Mostly clear. Lows in the upper 70s. Southeast winds 5 to 10 mph. Highest heat index readings up to 105 early in the evening. Saturday: Sunny, hot with highs around 103. Southeast winds 5 to 10 mph. Saturday Night: Mostly clear. Lows in the upper 70s. Highest heat index readings up to 105 early in the evening. Sunday And Sunday Night: Clear, hot. Highs 100 to 105. Lows in the mid 70s. Highest heat index readings up to 105. Monday Through Tuesday: Mostly clear. Hot. Highs 100 to 105. Lows in the mid 70s. Highest heat index readings up to 105. Tuesday Night And Wednesday: Clear, hot. Lows in the upper 70s. Highs around 100. Highest heat index readings up to 105. | |
| Zone Forecast: Frio County | |
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