| NWS Forecast for: Frio County Issued by: National Weather Service Austin/San Antonio, TX Last Update: 407 AM CDT Sat Jun 20 2026 |  |
| Today: Mostly cloudy this morning, then becoming partly cloudy. A chance of showers. A slight chance of thunderstorms this morning, then a chance of thunderstorms this afternoon. Highs in the lower 90s. Southeast winds 5 to 10 mph. Chance of rain 40 percent. Tonight: Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Humid with lows in the upper 70s. Southeast winds 5 to 10 mph. Chance of rain 20 percent. Sunday: Partly cloudy in the morning, then clearing. Humid with highs in the mid 90s. South winds 10 to 15 mph with gusts up to 25 mph. Highest heat index readings up to 107. Sunday Night: 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 107 early in the evening. Monday: Sunny. Highs in the upper 90s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Highest heat index readings up to 110 in the afternoon. Monday Night And Tuesday: Mostly clear. Lows in the upper 70s. Highs in the upper 90s. Highest heat index readings up to 110. Tuesday Night: Clear. Lows in the mid 70s. Highest heat index readings up to 105 early in the evening. Wednesday: Mostly sunny. Highs in the upper 90s. Wednesday Night: Clear. Lows in the lower 70s. Thursday Through Friday: Mostly clear. Highs in the upper 90s. Lows in the mid 70s. Highest heat index readings up to 105. | |
| Zone Forecast: Frio County | |
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