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

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Partly Cloudy

80°F

27°C

Humidity 79%
Wind Speed S 12 mph
Barometer 29.97 in (1013.0 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 13 Oct 12:51 am CDT
Extended Forecast for

Alamo Heights TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 77. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 95. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday 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

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 93. Heat index values as high as 101. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 93 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 91. Southeast wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. East southeast wind 5 to 10 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 83. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 83 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 40 mph.

    Low: 60 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 77. South southeast wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 95. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Increasing clouds, with a low around 77. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 93. Heat index values as high as 101. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 70. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 91. Southeast wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 67. East southeast wind 5 to 10 mph becoming light and variable. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 83. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 35 mph.
Friday Night
Partly cloudy, with a low around 60. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 40 mph.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 61.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alamo Heights TX
 29.48°N 98.48°W (Elev. 699 ft)
Last Update:
12:44 am CDT Oct 13, 2026
Forecast Valid:
1am CDT Oct 13, 2026-6pm CDT Oct 19, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation