| NWS Forecast for: Frio County Issued by: National Weather Service Austin/San Antonio, TX Last Update: 235 PM CDT Fri Aug 28 2026 | |
| This Afternoon: Partly cloudy with a chance of showers and thunderstorms. Hot. Near steady temperature in the upper 90s. East winds around 5 mph. Chance of rain 30 percent. Highest heat index readings up to 107. Tonight: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. East winds around 5 mph. Chance of rain 20 percent. Saturday: Sunny, hot with highs around 100. East winds 5 to 10 mph. Highest heat index readings up to 106. Saturday Night: Clear. Lows in the mid 70s. Southeast winds 5 to 10 mph. Sunday: Mostly sunny. Hot with highs around 100. Southeast winds 5 to 10 mph. Sunday Night And Monday: Mostly clear. Hot. Lows in the mid 70s. Highs around 100. Highest heat index readings up to 105. Monday Night: Clear. Lows in the mid 70s. Tuesday: Mostly sunny. Hot with highs around 100. Highest heat index readings up to 105. Tuesday Night: Clear. Lows in the mid 70s. Wednesday Through Thursday: Mostly clear. Hot. Highs around 100. Lows in the mid 70s. Highest heat index readings up to 110. | |
| Zone Forecast: Frio County | |
Visit your local NWS office at: https://www.weather.gov/ewx |