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

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Fair

87°F

31°C

Humidity 61%
Wind Speed SE 12 G 23 mph
Barometer 29.85 in (1009.5 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 29 Jul 9:53 pm CDT
Extended Forecast for

3 Miles WSW San Antonio, Stinson Municipal Airport TX

  • Tonight

    Tonight: Partly cloudy, with a low around 77. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny and hot, with a high near 100. Heat index values as high as 103. South wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 98. Heat index values as high as 104. South southeast wind 5 to 10 mph.

    High: 98 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. South wind around 5 mph becoming east southeast in the afternoon.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 79. East wind around 5 mph becoming south after midnight.

    Low: 79 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 96. East northeast wind around 5 mph.

    High: 96 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. East northeast wind around 5 mph becoming south after midnight.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 77. South southeast wind 10 to 15 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 103. South wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 75. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 98. Heat index values as high as 104. South southeast wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 77. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Sunny and hot, with a high near 99. South wind around 5 mph becoming east southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 79. East wind around 5 mph becoming south after midnight.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 96. East northeast wind around 5 mph.
Sunday Night
Mostly clear, with a low around 77. East northeast wind around 5 mph becoming south after midnight.
Monday
Sunny, with a high near 97.
Monday Night
Mostly clear, with a low around 78.
Tuesday
Mostly sunny, with a high near 97.
Tuesday Night
Partly cloudy, with a low around 77.
Wednesday
Mostly sunny, with a high near 97.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW San Antonio, Stinson Municipal Airport TX
 29.32°N 98.53°W (Elev. 640 ft)
Last Update:
2:49 pm CDT Jul 29, 2026
Forecast Valid:
10pm CDT Jul 29, 2026-6pm CDT Aug 5, 2026
 
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