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.

Mostly Cloudy

74°F

23°C

Humidity 79%
Wind Speed S 12 mph
Barometer 29.92 in (1012.2 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 15 May 8:53 am CDT
Extended Forecast for

San Antonio, Stinson Municipal Airport TX

  • Today

    Today: Partly sunny, with a high near 93. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 70. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 70 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 92. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 92 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 76. Southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 76 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 92. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 92 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 78. Southeast wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 78 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 93. South southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 93 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 78. Southeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 78 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 92. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

Today
Partly sunny, with a high near 93. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 70. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Partly sunny, with a high near 92. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 76. Southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly cloudy, with a high near 92. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 78. Southeast wind 15 to 20 mph, with gusts as high as 25 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 93. South southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 78. Southeast wind around 15 mph, with gusts as high as 25 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 92. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio, Stinson Municipal Airport TX
 29.35°N 98.45°W (Elev. 597 ft)
Last Update:
6:42 am CDT May 15, 2026
Forecast Valid:
9am CDT May 15, 2026-6pm CDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation