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

92°F

33°C

Humidity 52%
Wind Speed S 12 mph
Barometer 29.89 in (1010.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 12 Oct 3:53 pm CDT
Extended Forecast for

3 Miles SW San Antonio, Stinson Municipal Airport TX

  • Tonight

    Tonight: Increasing clouds, with a low around 77. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 95. Heat index values as high as 103. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 77. Southeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 94. Heat index values as high as 101. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 94 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 72 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 91. East southeast wind around 10 mph, with gusts as high as 20 mph.

    High: 91 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 69. East southeast wind 5 to 10 mph becoming light east. Winds could gust as high as 20 mph.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 84. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 84 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 40 mph.

    Low: 62 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

Detailed Forecast

Tonight
Increasing clouds, with a low around 77. Southeast wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 95. Heat index values as high as 103. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Increasing clouds, with a low around 77. Southeast wind around 15 mph, with gusts as high as 25 mph.
Wednesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 94. Heat index values as high as 101. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 72. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 91. East southeast wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 69. East southeast wind 5 to 10 mph becoming light east. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 84. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 35 mph.
Friday Night
Partly cloudy, with a low around 62. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 40 mph.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 62.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW San Antonio, Stinson Municipal Airport TX
 29.3°N 98.5°W (Elev. 548 ft)
Last Update:
2:44 pm CDT Oct 12, 2026
Forecast Valid:
4pm CDT Oct 12, 2026-6pm CDT Oct 19, 2026
 
Forecast Discussion
 
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Additional Resources

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