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.

Overcast

79°F

26°C

Humidity 62%
Wind Speed S 15 mph
Barometer 29.95 in (1012.4 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 15 Apr 12:51 pm CDT
Extended Forecast for

Alamo Heights TX

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. South wind around 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Increasing clouds, with a low around 69. South southeast wind 5 to 10 mph.

    Low: 69 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 89. South southeast wind 5 to 10 mph.

    High: 89 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 69. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Increasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 90. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 90 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 68. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 78. Southeast wind 5 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 25 mph.

    High: 78 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56. North northeast wind around 15 mph, with gusts as high as 30 mph.

    Low: 56 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers. Mostly cloudy, with a high near 68. Northeast wind around 15 mph, with gusts as high as 30 mph.

    High: 68 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. South wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Increasing clouds, with a low around 69. South southeast wind 5 to 10 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 89. South southeast wind 5 to 10 mph.
Thursday Night
Increasing clouds, with a low around 69. South southeast wind around 10 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 90. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 68. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 78. Southeast wind 5 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56. North northeast wind around 15 mph, with gusts as high as 30 mph.
Sunday
A 20 percent chance of showers. Mostly cloudy, with a high near 68. Northeast wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Monday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 66.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alamo Heights TX
 29.48°N 98.48°W (Elev. 699 ft)
Last Update:
1:38 pm CDT Apr 15, 2026
Forecast Valid:
1pm CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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