Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Mostly Cloudy

96°F

36°C

Humidity 41%
Wind Speed SE 9 mph
Barometer 29.87 in (1010.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 21 Sep 2:53 pm CDT
Extended Forecast for

3 Miles SSE San Antonio TX

  • This Afternoon

    This Afternoon: A slight chance of showers, with thunderstorms also possible after 4pm.  Mostly sunny, with a high near 98. Heat index values as high as 103. East wind around 5 mph.  Chance of precipitation is 20%.

    High: 98 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm.  Mostly clear, with a low around 77. East wind around 5 mph becoming calm  after midnight.

    Low: 77 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. Calm wind becoming east around 5 mph in the afternoon.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 10pm.  Partly cloudy, with a low around 77. East wind 5 to 10 mph becoming light  in the evening.

    Low: 77 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 95. Light and variable wind becoming east southeast 5 to 10 mph in the morning.

    High: 95 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 78. East wind 5 to 10 mph becoming light southeast  after midnight.

    Low: 78 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 94. Light northeast wind becoming east 5 to 10 mph in the morning.

    High: 94 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 77. East wind 5 to 10 mph becoming light east southeast  after midnight.

    Low: 77 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 94. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 94 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 98. Heat index values as high as 103. East wind around 5 mph. Chance of precipitation is 20%.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 77. East wind around 5 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 94. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 77. East wind 5 to 10 mph becoming light in the evening.
Wednesday
Mostly sunny, with a high near 95. Light and variable wind becoming east southeast 5 to 10 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 78. East wind 5 to 10 mph becoming light southeast after midnight.
Thursday
Mostly sunny, with a high near 94. Light northeast wind becoming east 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 77. East wind 5 to 10 mph becoming light east southeast after midnight.
Friday
Mostly sunny, with a high near 94. Calm wind becoming east southeast around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 76.
Saturday
Mostly sunny, with a high near 94.
Saturday Night
Partly cloudy, with a low around 77.
Sunday
Partly sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE San Antonio TX
 29.41°N 98.5°W (Elev. 630 ft)
2:44 pm CDT Sep 21, 2026
3pm CDT Sep 21, 2026-6pm CDT Sep 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database