| NWS Forecast for: Comal County Issued by: National Weather Service Austin/San Antonio, TX Last Update: 1216 AM CDT Tue Jul 21 2026 |  |
| Rest Of Tonight: Clear. Lows around 70. South winds around 5 mph. Tuesday: Mostly sunny. Highs in the upper 90s. Southwest winds around 5 mph, becoming south in the afternoon. Tuesday Night: Clear. Lows in the mid 70s. South winds around 5 mph, becoming southwest around 5 mph after midnight. Wednesday: Mostly sunny. Hot with highs around 100. Northwest winds around 5 mph, becoming east in the afternoon. Highest heat index readings up to 108. Wednesday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 80s. Southeast winds around 5 mph, becoming west after midnight. Thursday Through Saturday: Mostly clear. Highs in the upper 90s. Lows in the upper 70s. Highest heat index readings up to 105. Saturday Night: Partly cloudy. Lows in the mid 70s. Sunday Through Monday: Mostly clear. Highs in the mid 90s. Lows in the mid 70s. | |
| Zone Forecast: Comal County | |
Visit your local NWS office at: https://www.weather.gov/ewx |