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.

A Few Clouds

80°F

27°C

Humidity 71%
Wind Speed Calm
Barometer 29.99 in (1014.0 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 28 Aug 2:53 am CDT
Extended Forecast for

3 Miles NE Elmendorf TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 105. Calm wind becoming east around 5 mph in the afternoon.

    High: 99 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 10pm. Mostly clear, with a low around 75. East southeast wind 5 to 10 mph becoming light south southeast after midnight. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Heat index values as high as 105. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. South wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99. Light south wind becoming southeast 5 to 10 mph in the morning.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. South southeast wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 77. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 105. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 10pm. Mostly clear, with a low around 75. East southeast wind 5 to 10 mph becoming light south southeast after midnight. Chance of precipitation is 30%.
Saturday
Sunny and hot, with a high near 99. Heat index values as high as 105. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 75. South wind 5 to 10 mph.
Sunday
Sunny and hot, with a high near 99. Light south wind becoming southeast 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny and hot, with a high near 100. South southeast wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny and hot, with a high near 99.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny and hot, with a high near 100.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Elmendorf TX
 29.28°N 98.29°W (Elev. 449 ft)
Last Update:
2:42 am CDT Aug 28, 2026
Forecast Valid:
3am CDT Aug 28, 2026-6pm CDT Sep 3, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation