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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

San Antonio, Stinson Municipal Airport TX

  • Today

    Today: Sunny and hot, with a high near 103. Heat index values as high as 107. South southwest wind around 5 mph.

    High: 103 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 77. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 101. Heat index values as high as 106. South southeast wind 5 to 10 mph.

    High: 101 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 77. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 99. Southeast wind 5 to 10 mph.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 76. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 99. Southeast wind around 5 mph.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. Southeast wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 103. Heat index values as high as 107. South southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 77. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny and hot, with a high near 101. Heat index values as high as 106. South southeast wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 77. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny and hot, with a high near 99. Southeast wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 76. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny and hot, with a high near 99. Southeast wind around 5 mph.
Saturday Night
Mostly clear, with a low around 76. Southeast wind 5 to 10 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 76.
Labor Day
Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 76.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 98.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Antonio, Stinson Municipal Airport TX
 29.32°N 98.45°W (Elev. 531 ft)
Last Update:
2:46 am CDT Sep 2, 2026
Forecast Valid:
4am CDT Sep 2, 2026-6pm CDT Sep 8, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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