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.

Mostly Cloudy

94°F

34°C

Humidity 48%
Wind Speed S 10 mph
Barometer 30.02 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 13 Sep 12:51 pm CDT
Extended Forecast for

Shavano Park TX

Heat Advisory September 14, 12:00pm until September 14, 07:00pm
Heat Advisory September 13, 01:28pm until September 13, 07:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory September 13, 01:28pm until September 13, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 98 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 77. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 98. Heat index values as high as 104. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 98 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 77. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 99. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday 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

  • Wednesday

    Wednesday: Mostly sunny, with a high near 96. Southeast wind around 5 mph.

    High: 96 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. East southeast wind 5 to 10 mph.

    Low: 76 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 98. Heat index values as high as 109. South southeast wind around 10 mph.
Tonight
Partly cloudy, with a low around 77. Southeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 98. Heat index values as high as 104. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Increasing clouds, with a low around 77. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny and hot, with a high near 99. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 96. Southeast wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 76. East southeast wind 5 to 10 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 93. East wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 74.
Friday
Mostly sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Shavano Park TX
 29.59°N 98.56°W (Elev. 978 ft)
Last Update:
1:24 pm CDT Sep 13, 2026
Forecast Valid:
1pm CDT Sep 13, 2026-6pm CDT Sep 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation