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.

Mostly Cloudy

84°F

29°C

Humidity 49%
Wind Speed SE 10 mph
Barometer 29.83 in (1008.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 2 Apr 3:51 pm CDT
Extended Forecast for

Alamo Heights TX

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85. South southeast wind around 10 mph.

    High: 85 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 69. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Slight Chance
    T-storms then
    Cloudy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 88. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 88 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Increasing clouds, with a low around 70. Southeast wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 70 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 78. South southeast wind 5 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    High: 78 °F

    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. North northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 55 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers. Cloudy, with a high near 65. North northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 65 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers. Cloudy, with a low around 53. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 68. North northeast wind around 10 mph.

    High: 68 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85. South southeast wind around 10 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 69. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 88. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Increasing clouds, with a low around 70. Southeast wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Saturday
Showers and possibly a thunderstorm. High near 78. South southeast wind 5 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. North northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
A 40 percent chance of showers. Cloudy, with a high near 65. North northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
A 30 percent chance of showers. Cloudy, with a low around 53. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 68. North northeast wind around 10 mph.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Partly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Mostly cloudy, with a low around 60.
Thursday
Mostly cloudy, with a high near 78.
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 98.45°W (Elev. 797 ft)
Last Update:
4:02 pm CDT Apr 2, 2026
Forecast Valid:
4pm CDT Apr 2, 2026-6pm CDT Apr 9, 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