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

69°F

21°C

Humidity 84%
Wind Speed SE 9 mph
Barometer 30.05 in (1015.8 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 31 Mar 8:51 am CDT
Extended Forecast for

Balcones Heights TX

  • Today

    Today: Partly sunny, with a high near 88. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 68. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 91. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 91 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 68. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 86 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 7pm. Mostly cloudy, with a low around 69. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 89. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 69 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. Southeast wind 10 to 15 mph becoming east northeast in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Partly sunny, with a high near 88. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 68. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 91. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 68. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A chance of thunderstorms before 7pm. Mostly cloudy, with a low around 69. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday
Mostly cloudy, with a high near 89. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. Southeast wind 10 to 15 mph becoming east northeast in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 53.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 67.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 49.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Balcones Heights TX
 29.48°N 98.56°W (Elev. 784 ft)
Last Update:
6:42 am CDT Mar 31, 2026
Forecast Valid:
9am CDT Mar 31, 2026-6pm CDT Apr 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation