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

77°F

25°C

Humidity 43%
Wind Speed Vrbl 7 mph
Barometer 30.10 in (1018.7 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 11 Feb 4:53 pm CST
Extended Forecast for

San Antonio, Stinson Municipal Airport TX

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Northeast wind around 5 mph.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. South southeast wind around 5 mph becoming calm after midnight.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 81. Light southeast wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 81 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 50 percent chance of showers after midnight. Mostly cloudy, with a low around 64. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. South southeast wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Clear, with a low around 56. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 78. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 49. North wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 54. Northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 78. Calm wind becoming south southeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 60. South southeast wind around 5 mph becoming calm after midnight.
Friday
Mostly cloudy, with a high near 81. Light southeast wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
A 50 percent chance of showers after midnight. Mostly cloudy, with a low around 64. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. South southeast wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Saturday Night
Clear, with a low around 56. Northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 78. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 49. North wind around 5 mph becoming calm in the evening.
Washington's Birthday
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Partly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Partly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio, Stinson Municipal Airport TX
 29.32°N 98.47°W (Elev. 581 ft)
Last Update:
4:44 pm CST Feb 11, 2026
Forecast Valid:
5pm CST Feb 11, 2026-6pm CST Feb 18, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation