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

64°F

18°C

Humidity 34%
Wind Speed N 7 mph
Barometer 30.36 in (1027.0 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 17 Oct 6:51 pm CDT
Extended Forecast for

Alamo Heights TX

  • Tonight

    Tonight: Partly cloudy, with a low around 48. North wind 5 to 10 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 73. North wind 5 to 10 mph becoming east in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 54 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. North northeast wind around 5 mph becoming east in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 83. Northeast wind around 5 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. East wind around 5 mph becoming calm.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. East wind around 5 mph.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62. East wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 48. North wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 73. North wind 5 to 10 mph becoming east in the afternoon.
Sunday Night
Partly cloudy, with a low around 54. Calm wind becoming east northeast around 5 mph after midnight.
Monday
Mostly sunny, with a high near 77. North northeast wind around 5 mph becoming east in the afternoon.
Monday Night
Partly cloudy, with a low around 59. Calm wind becoming east northeast around 5 mph after midnight.
Tuesday
Sunny, with a high near 83. Northeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 62. East wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 86. East wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 62. East wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 63.
Friday
Mostly sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alamo Heights TX
 29.48°N 98.48°W (Elev. 699 ft)
Last Update:
6:42 pm CDT Oct 17, 2026
Forecast Valid:
7pm CDT Oct 17, 2026-6pm CDT Oct 24, 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