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.

Overcast

74°F

23°C

Humidity 85%
Wind Speed SE 9 mph
Barometer 30.07 in (1017.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 13 Apr 1:53 am CDT
Extended Forecast for

3 Miles NNW San Antonio, Stinson Municipal Airport TX

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms before 4am. Cloudy, with a low around 70. Southeast wind 5 to 10 mph.

    Low: 70 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 85. South southeast wind 5 to 10 mph.

    High: 85 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Increasing clouds, with a low around 69. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 84. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 69. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 84. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 84 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 7pm. Mostly cloudy, with a low around 68. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 89. South southeast wind 5 to 10 mph.

    High: 89 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms before 4am. Cloudy, with a low around 70. Southeast wind 5 to 10 mph.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 85. South southeast wind 5 to 10 mph.
Monday Night
Increasing clouds, with a low around 69. South southeast wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 84. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 69. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 84. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of thunderstorms before 7pm. Mostly cloudy, with a low around 68. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 89. South southeast wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 70. Southeast wind around 10 mph, with gusts as high as 20 mph.
Friday
Mostly cloudy, with a high near 89.
Friday Night
Mostly cloudy, with a low around 70.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW San Antonio, Stinson Municipal Airport TX
 29.37°N 98.5°W (Elev. 614 ft)
Last Update:
1:24 am CDT Apr 13, 2026
Forecast Valid:
2am CDT Apr 13, 2026-6pm CDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation