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.

A Few Clouds

84°F

29°C

Humidity 72%
Wind Speed SE 10 mph
Barometer 29.92 in (1011.8 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 4 Sep 11:53 pm CDT
Extended Forecast for

4 Miles ENE San Antonio, Stinson Municipal Airport TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 77. Southeast wind around 5 mph.

    Low: 77 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 98. Heat index values as high as 104. South southeast wind 5 to 10 mph becoming east in the afternoon.

    High: 98 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. East wind 5 to 10 mph becoming light and variable after midnight.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 98. Heat index values as high as 106. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 98 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75. South wind 5 to 10 mph.

    Low: 75 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Mostly sunny and hot, with a high near 99. Light southeast wind increasing to 5 to 10 mph in the afternoon.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 1pm. Sunny and hot, with a high near 99. Light east southeast wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 99 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. Southeast wind 5 to 15 mph.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 77. Southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 98. Heat index values as high as 104. South southeast wind 5 to 10 mph becoming east in the afternoon.
Saturday Night
Partly cloudy, with a low around 75. East wind 5 to 10 mph becoming light and variable after midnight.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 98. Heat index values as high as 106. Calm wind becoming east southeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 75. South wind 5 to 10 mph.
Labor Day
Mostly sunny and hot, with a high near 99. Light southeast wind increasing to 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.
Tuesday
A slight chance of showers, with thunderstorms also possible after 1pm. Sunny and hot, with a high near 99. Light east southeast wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 75. Southeast wind 5 to 15 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 75.
Thursday
Mostly sunny, with a high near 97.
Thursday Night
Mostly clear, with a low around 75.
Friday
Mostly sunny, with a high near 98.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE San Antonio, Stinson Municipal Airport TX
 29.35°N 98.4°W (Elev. 548 ft)
Last Update:
12:24 am CDT Sep 5, 2026
Forecast Valid:
12am CDT Sep 5, 2026-6pm CDT Sep 11, 2026
 
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Additional Resources

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