National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

A Few Clouds

98°F

37°C

Humidity 34%
Wind Speed E 9 mph
Barometer 29.91 in (1010.8 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 21 Jul 3:51 pm CDT
Extended Forecast for

Windcrest TX

Heat Advisory July 22, 12:00pm until July 22, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Clear, with a low around 78. East southeast wind around 5 mph becoming west after midnight.

    Low: 78 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100. Heat index values as high as 108. West wind around 5 mph becoming east in the afternoon.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 83. East southeast wind around 5 mph becoming north northwest after midnight.

    Low: 83 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Heat index values as high as 107. North wind 5 to 10 mph becoming east in the afternoon.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 81. East wind 5 to 10 mph becoming south southeast after midnight.

    Low: 81 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 97. South southeast wind 5 to 10 mph.

    High: 97 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 79. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 79 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 97. South wind 5 to 10 mph.

    High: 97 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 78. East southeast wind around 5 mph becoming west after midnight.
Wednesday
Sunny and hot, with a high near 100. Heat index values as high as 108. West wind around 5 mph becoming east in the afternoon.
Wednesday Night
Mostly clear, with a low around 83. East southeast wind around 5 mph becoming north northwest after midnight.
Thursday
Sunny and hot, with a high near 99. Heat index values as high as 107. North wind 5 to 10 mph becoming east in the afternoon.
Thursday Night
Mostly clear, with a low around 81. East wind 5 to 10 mph becoming south southeast after midnight.
Friday
Sunny, with a high near 97. South southeast wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 79. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 97. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 77. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny, with a high near 97.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Mostly sunny, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Windcrest TX
 29.51°N 98.38°W (Elev. 794 ft)
Last Update:
1:42 pm CDT Jul 21, 2026
Forecast Valid:
4pm CDT Jul 21, 2026-6pm CDT Jul 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation