| NWS Forecast for: Frio County Issued by: National Weather Service Austin/San Antonio, TX Last Update: 620 PM CDT Wed Sep 9 2026 |  |
| Tonight: Partly cloudy. A slight chance of showers and thunderstorms this evening. Lows in the upper 70s. Southeast winds 5 to 10 mph. Chance of rain 20 percent. Thursday: Mostly sunny. Hot with highs around 100. Southeast winds around 5 mph. Highest heat index readings up to 106. Thursday Night: Mostly clear. Lows in the upper 70s. Southeast winds 5 to 10 mph. Friday: Mostly sunny. Hot with highs around 101. Southeast winds 5 to 10 mph. Highest heat index readings up to 109. Friday Night: Mostly clear. Lows in the upper 70s. Southeast winds 5 to 10 mph with gusts up to 25 mph. Saturday And Saturday Night: Mostly clear. Hot. Highs around 100. Lows in the mid 70s. Highest heat index readings up to 110. Sunday: Partly cloudy in the morning, then clearing. Hot with highs around 100. Highest heat index readings up to 110. Sunday Night: Mostly clear. Lows in the mid 70s. Monday: Partly cloudy in the morning, then clearing. Hot with highs around 100. Highest heat index readings up to 110. Monday Night: Mostly clear. Lows in the mid 70s. Highest heat index readings up to 105 early in the evening. Tuesday: Partly cloudy in the morning, then clearing. Hot with highs around 100. Highest heat index readings up to 110. Tuesday Night And Wednesday: Mostly clear. Lows in the mid 70s. Highs in the upper 90s. Highest heat index readings up to 105. | |
| Zone Forecast: Frio County | |
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