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.

Fair

80°F

27°C

Humidity 74%
Wind Speed S 9 mph
Barometer 29.70 in (1004.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 24 Apr 9:53 pm CDT
Extended Forecast for

3 Miles SSE San Antonio TX

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, increasing clouds, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 92. Heat index values as high as 100. Calm wind becoming south southeast around 5 mph in the morning.

    High: 92 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 71. Southeast wind around 5 mph.

    Low: 71 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 92. Heat index values as high as 100. South wind around 5 mph.

    High: 92 °F

    Mostly Cloudy

  • Sunday Night

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

    Low: 73 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 95. South wind around 5 mph.

    High: 95 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 73. Southeast wind 5 to 10 mph.

    Low: 73 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 96. Light east southeast wind becoming south southeast 5 to 10 mph in the morning.

    High: 96 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph.

    Low: 72 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, increasing clouds, with a low around 72. South wind around 5 mph.
Saturday
Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 92. Heat index values as high as 100. Calm wind becoming south southeast around 5 mph in the morning.
Saturday Night
Increasing clouds, with a low around 71. Southeast wind around 5 mph.
Sunday
Mostly cloudy, with a high near 92. Heat index values as high as 100. South wind around 5 mph.
Sunday Night
Mostly cloudy, with a low around 73. South southeast wind 5 to 10 mph.
Monday
Mostly cloudy, with a high near 95. South wind around 5 mph.
Monday Night
Partly cloudy, with a low around 73. Southeast wind 5 to 10 mph.
Tuesday
Partly sunny, with a high near 96. Light east southeast wind becoming south southeast 5 to 10 mph in the morning.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph.
Wednesday
Partly sunny, with a high near 93.
Wednesday Night
Mostly cloudy, with a low around 70.
Thursday
Partly sunny, with a high near 90.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Friday
Partly sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE San Antonio TX
 29.41°N 98.5°W (Elev. 630 ft)
Last Update:
9:56 pm CDT Apr 24, 2026
Forecast Valid:
10pm CDT Apr 24, 2026-6pm CDT May 1, 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