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

91°F

33°C

Humidity 50%
Wind Speed SE 9 mph
Barometer 29.99 in (1014.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 10 Jul 12:53 pm CDT
Extended Forecast for

4 Miles WSW San Antonio, Stinson Municipal Airport TX

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 100. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of thunderstorms before 7pm. Mostly clear, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 100. Southeast wind 5 to 10 mph. New rainfall amounts between a quarter and half of an inch possible.

    High: 91 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 76 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 93. Southeast wind 5 to 10 mph.

    High: 93 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 77. Southeast wind 5 to 10 mph.

    Low: 77 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. South southeast wind 5 to 10 mph.

    High: 92 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 77 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 91. East southeast wind 5 to 10 mph.

    High: 91 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 100. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
A chance of thunderstorms before 7pm. Mostly clear, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Saturday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 100. Southeast wind 5 to 10 mph. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 93. Southeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 77. Southeast wind 5 to 10 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. South southeast wind 5 to 10 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 91. East southeast wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 76.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 76.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW San Antonio, Stinson Municipal Airport TX
 29.3°N 98.53°W (Elev. 571 ft)
Last Update:
1:24 pm CDT Jul 10, 2026
Forecast Valid:
1pm CDT Jul 10, 2026-6pm CDT Jul 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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