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

83°F

28°C

Humidity 49%
Wind Speed S 6 mph
Barometer 30.01 in (1014.0 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 23 Aug 1:51 am CDT
Extended Forecast for

Bulverde TX

Heat Advisory August 23, 01:55am until August 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 23, 01:55am until August 26, 07:00pm

    NOW until 7:00pm Wed

    Heat Advisory

  • Overnight

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 102. Heat index values as high as 105. West southwest wind around 5 mph becoming south southeast in the afternoon.

    High: 102 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph becoming south southwest after midnight.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 101. Heat index values as high as 105. Southwest wind 5 to 10 mph becoming south southeast in the afternoon.

    High: 101 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. South southwest wind around 5 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 101. South southwest wind around 5 mph.

    High: 101 °F

    Hot

Detailed Forecast

Overnight
Mostly clear, with a low around 76. South southwest wind 5 to 10 mph.
Sunday
Sunny and hot, with a high near 102. Heat index values as high as 105. West southwest wind around 5 mph becoming south southeast in the afternoon.
Sunday Night
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph becoming south southwest after midnight.
Monday
Sunny and hot, with a high near 101. Heat index values as high as 105. Southwest wind 5 to 10 mph becoming south southeast in the afternoon.
Monday Night
Mostly clear, with a low around 74. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny and hot, with a high near 100. South southwest wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 75. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny and hot, with a high near 101. South southwest wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 76. South southeast wind 5 to 10 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 101.
Thursday Night
Partly cloudy, with a low around 75.
Friday
Mostly sunny and hot, with a high near 99.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 98.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bulverde TX
 29.71°N 98.43°W (Elev. 1142 ft)
Last Update:
1:28 am CDT Aug 23, 2026
Forecast Valid:
1am CDT Aug 23, 2026-6pm CDT Aug 29, 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