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.

Fog/Mist

76°F

24°C

Humidity 88%
Wind Speed S 5 mph
Barometer 29.78 in (1007.3 mb)
Dewpoint 72°F (22°C)
Visibility 4.00 mi
Heat Index76°F (24°C)
Last update 27 Apr 6:53 am CDT
Extended Forecast for

San Antonio, Stinson Municipal Airport TX

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 94. Heat index values as high as 102. Southeast wind 5 to 10 mph.

    High: 94 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 75. Southeast wind 5 to 10 mph.

    Low: 75 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 95. Heat index values as high as 105. South southeast wind 5 to 10 mph.

    High: 95 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 73. South southeast wind 5 to 10 mph.

    Low: 73 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 94. South southeast wind 5 to 10 mph becoming east northeast in the afternoon.

    High: 94 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 68. Northeast wind around 10 mph.

    Low: 68 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. East wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 84 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. East wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 94. Heat index values as high as 102. Southeast wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 75. Southeast wind 5 to 10 mph.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 95. Heat index values as high as 105. South southeast wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 73. South southeast wind 5 to 10 mph.
Wednesday
Partly sunny, with a high near 94. South southeast wind 5 to 10 mph becoming east northeast in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 68. Northeast wind around 10 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. East wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East wind 15 to 20 mph, with gusts as high as 25 mph.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. East wind 15 to 20 mph, with gusts as high as 25 mph.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 75.
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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:
6:42 am CDT Apr 27, 2026
Forecast Valid:
7am CDT Apr 27, 2026-6pm CDT May 3, 2026
 
Forecast Discussion
 
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Additional Resources

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