National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Partly Cloudy

79°F

26°C

Humidity 82%
Wind Speed S 6 mph
Barometer 30.01 in (1014.1 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 26 Aug 6:51 am CDT
Extended Forecast for

3 Miles WNW Shavano Park TX

Heat Advisory August 26, 07:28am until August 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 26, 07:28am until August 26, 07:00pm

    NOW until 7:00pm Wed

    Heat Advisory

  • Today

    High: 101 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 77. South wind around 5 mph.

    Low: 77 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Heat index values as high as 104. West southwest wind around 5 mph becoming calm. Chance of precipitation is 40%.

    High: 99 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 75. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 75 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 98. Calm wind becoming east around 5 mph in the afternoon.

    High: 98 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. East southeast wind around 5 mph becoming calm after midnight.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 97. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 97 °F

    Sunny

  • Saturday Night

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

    Low: 75 °F

    Clear

Detailed Forecast

Today
Sunny and hot, with a high near 101. Southwest wind around 5 mph becoming southeast in the afternoon.
Tonight
Partly cloudy, with a low around 77. South wind around 5 mph.
Thursday
A slight chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Heat index values as high as 104. West southwest wind around 5 mph becoming calm. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 75. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 98. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 76. East southeast wind around 5 mph becoming calm after midnight.
Saturday
Sunny, with a high near 97. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Clear, with a low around 75. South southeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 97. South wind around 5 mph.
Sunday Night
Clear, with a low around 75.
Monday
Mostly sunny, with a high near 97.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Mostly sunny, with a high near 97.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Shavano Park TX
 29.59°N 98.61°W (Elev. 1066 ft)
Last Update:
6:42 am CDT Aug 26, 2026
Forecast Valid:
7am CDT Aug 26, 2026-6pm CDT Sep 1, 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