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

76°F

24°C

Humidity 85%
Wind Speed S 9 mph
Barometer 29.77 in (1006.1 mb)
Dewpoint 71°F (22°C)
Visibility 9.00 mi
Heat Index77°F (25°C)
Last update 6 May 3:51 am CDT
Extended Forecast for

Alamo Heights TX

  • Overnight

    Overnight: Cloudy, with a low around 74. South southeast wind 5 to 10 mph.

    Low: 74 °F

    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 88. Calm wind becoming northeast around 5 mph.

    High: 88 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 68. East wind 5 to 10 mph becoming north northeast after midnight.

    Low: 68 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly cloudy, with a high near 74. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 74 °F

    Cloudy then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Cloudy, with a low around 64. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East southeast wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. East southeast wind around 5 mph becoming south in the afternoon.

    High: 86 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70. East southeast wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Cloudy, with a low around 74. South southeast wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 88. Calm wind becoming northeast around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 68. East wind 5 to 10 mph becoming north northeast after midnight.
Thursday
A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly cloudy, with a high near 74. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Cloudy, with a low around 64. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Northeast wind around 5 mph becoming southeast in the afternoon.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East southeast wind around 5 mph becoming calm in the evening.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. East southeast wind around 5 mph becoming south in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70. East southeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Monday
Mostly sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 65.
Tuesday
Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alamo Heights TX
 29.5°N 98.48°W (Elev. 748 ft)
Last Update:
2:42 am CDT May 6, 2026
Forecast Valid:
3am CDT May 6, 2026-6pm CDT May 12, 2026
 
Forecast Discussion
 
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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