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

59°F

15°C

Humidity 75%
Wind Speed N 12 G 18 mph
Barometer 30.04 in (1016.5 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 8 Mar 12:53 am CDT
Extended Forecast for

San Antonio, Stinson Municipal Airport TX

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 58. North northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 69. North northeast wind around 10 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 9pm. Patchy fog after 1am. Otherwise, cloudy, with a low around 63. East northeast wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Monday

    Monday: A 40 percent chance of showers. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 83. Light east southeast wind becoming south 5 to 10 mph in the morning.

    High: 83 °F

    Chance
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: A slight chance of showers, with thunderstorms also possible after midnight. Cloudy, with a low around 69. Southeast wind around 10 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after noon. Cloudy, with a high near 85. South southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    High: 85 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 64. Southeast wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%.

    Low: 64 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before noon. Sunny, with a high near 84. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 84 °F

    Slight Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 51. North northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 51 °F

    Clear

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 58. North northeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 69. North northeast wind around 10 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 20 percent chance of showers and thunderstorms before 9pm. Patchy fog after 1am. Otherwise, cloudy, with a low around 63. East northeast wind around 5 mph becoming calm in the evening.
Monday
A 40 percent chance of showers. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 83. Light east southeast wind becoming south 5 to 10 mph in the morning.
Monday Night
A slight chance of showers, with thunderstorms also possible after midnight. Cloudy, with a low around 69. Southeast wind around 10 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Cloudy, with a high near 85. South southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 64. Southeast wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%.
Wednesday
A 20 percent chance of showers before noon. Sunny, with a high near 84. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Clear, with a low around 51. North northeast wind around 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 72.
Thursday Night
Clear, with a low around 47.
Friday
Sunny, with a high near 82.
Friday Night
Clear, with a low around 56.
Saturday
Sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio, Stinson Municipal Airport TX
 29.35°N 98.48°W (Elev. 577 ft)
Last Update:
12:18 am CST Mar 8, 2026
Forecast Valid:
12am CST Mar 8, 2026-6pm CDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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