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

71°F

22°C

Humidity 94%
Wind Speed S 9 mph
Barometer 30.00 in (1014.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 2 Nov 5:51 am CST
Extended Forecast for

Balcones Heights TX

  • Today

    Today: Patchy fog between 7am and 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm after 3am. Increasing clouds, with a low around 69. Southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Partly Cloudy
    then Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 9am, then a slight chance of showers between 9am and noon. Mostly cloudy through mid morning, then gradual clearing, with a steady temperature around 72. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers
    Likely then
    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 56. North wind around 5 mph.

    Low: 56 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. North wind around 5 mph becoming calm in the morning.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. Light and variable wind becoming north 5 to 10 mph after midnight.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76. North wind 5 to 10 mph.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog between 7am and 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Showers likely and possibly a thunderstorm after 3am. Increasing clouds, with a low around 69. Southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely and possibly a thunderstorm before 9am, then a slight chance of showers between 9am and noon. Mostly cloudy through mid morning, then gradual clearing, with a steady temperature around 72. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Clear, with a low around 56. North wind around 5 mph.
Wednesday
Sunny, with a high near 76. North wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly clear, with a low around 58. Calm wind.
Thursday
Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph.
Thursday Night
Partly cloudy, with a low around 59. Light and variable wind becoming north 5 to 10 mph after midnight.
Friday
Mostly sunny, with a high near 76. North wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 57.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 71.
Saturday Night
Mostly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Balcones Heights TX
 29.5°N 98.58°W (Elev. 902 ft)
Last Update:
5:42 am CST Nov 2, 2026
Forecast Valid:
6am CST Nov 2, 2026-6pm CST Nov 8, 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