| NWS Forecast for: Bexar County Issued by: National Weather Service Austin/San Antonio, TX Last Update: 409 PM CDT Thu Sep 10 2026 |  |
| Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the mid 70s. Southeast winds 5 to 10 mph. Friday: Mostly sunny. Highs in the upper 90s. Southeast winds 5 to 10 mph. Highest heat index readings up to 106. Friday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Southeast winds 10 to 15 mph. Saturday: Partly cloudy in the morning, then clearing. Hot with highs around 100. Southeast winds 10 to 15 mph. Highest heat index readings up to 106. Saturday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Southeast winds 10 to 15 mph. Sunday Through Monday: Partly cloudy. Highs in the upper 90s. Lows in the mid 70s. Highest heat index readings up to 110. Monday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Tuesday: Partly cloudy in the morning, then clearing. Highs in the upper 90s. Highest heat index readings up to 105. Tuesday Night: Mostly clear. Lows in the mid 70s. Wednesday And Wednesday Night: Partly cloudy. Highs in the upper 90s. Lows in the mid 70s. Highest heat index readings up to 105. Thursday: Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Highest heat index readings up to 105. | |
| Zone Forecast: Bexar County | |
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