National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
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 31%
Wind Speed SE 10 mph
Barometer 29.96 in (1012.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 18 Aug 6:51 pm CDT
Extended Forecast for

3 Miles WNW Shavano Park TX

  • Tonight

    Tonight: Partly cloudy, with a low around 75. South wind 5 to 10 mph.

    Low: 75 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 100. South wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny and hot, with a high near 100. Heat index values as high as 104. South wind around 5 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. South wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 100. South wind around 5 mph.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 78. Southeast wind around 5 mph.

    Low: 78 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 101. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 78. Southeast wind around 5 mph.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 75. South wind 5 to 10 mph.
Wednesday
Mostly sunny and hot, with a high near 100. South wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 76. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, then gradually becoming sunny and hot, with a high near 100. Heat index values as high as 104. South wind around 5 mph.
Thursday Night
Mostly clear, with a low around 76. South wind 5 to 10 mph.
Friday
Sunny and hot, with a high near 100. South wind around 5 mph.
Friday Night
Mostly clear, with a low around 78. Southeast wind around 5 mph.
Saturday
Sunny and hot, with a high near 101. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 78. Southeast wind around 5 mph.
Sunday
Sunny and hot, with a high near 101.
Sunday Night
Mostly clear, with a low around 77.
Monday
Sunny and hot, with a high near 100.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Sunny and hot, with a high near 99.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Shavano Park TX
 29.59°N 98.61°W (Elev. 1066 ft)
Last Update:
6:48 pm CDT Aug 18, 2026
Forecast Valid:
7pm CDT Aug 18, 2026-6pm CDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation