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

85°F

29°C

Humidity 51%
Wind Speed S 16 G 56 mph
Barometer 29.98 in (1014.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 4 Mar 11:53 am CST
Extended Forecast for

San Antonio, Stinson Municipal Airport TX

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 87. South southeast wind around 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers before midnight, then a slight chance of showers and thunderstorms after 3am. Increasing clouds, with a low around 68. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers before 9am, then a slight chance of showers after noon. Cloudy through mid morning, then gradual clearing, with a high near 87. South southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers between midnight and 3am, then a chance of showers and thunderstorms after 3am. Increasing clouds, with a low around 68. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 9am. Mostly cloudy, with a high near 85. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 85 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 84. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 84 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 62. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 62 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 75. East northeast wind around 10 mph. Chance of precipitation is 80%.

    High: 75 °F

    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 87. South southeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
A slight chance of showers before midnight, then a slight chance of showers and thunderstorms after 3am. Increasing clouds, with a low around 68. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday
A slight chance of showers before 9am, then a slight chance of showers after noon. Cloudy through mid morning, then gradual clearing, with a high near 87. South southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers between midnight and 3am, then a chance of showers and thunderstorms after 3am. Increasing clouds, with a low around 68. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Friday
Showers likely, with thunderstorms also possible after 9am. Mostly cloudy, with a high near 85. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southeast wind around 10 mph, with gusts as high as 20 mph.
Saturday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 84. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 62. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm. High near 75. East northeast wind around 10 mph. Chance of precipitation is 80%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 83.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Tuesday
A 50 percent chance of showers. Mostly cloudy, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio, Stinson Municipal Airport TX
 29.35°N 98.48°W (Elev. 577 ft)
Last Update:
11:48 am CST Mar 4, 2026
Forecast Valid:
12pm CST Mar 4, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation