Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Mostly Cloudy

28°C

82°F

Humidity 55%
Wind Speed SE 15 km/h
Barometer 1007.5 mb (29.80 in)
Dewpoint 18°C (64°F)
Visibility 16 km
Heat Index29°C (84°F)
Last update 9 May 8:51 pm CDT
Extended Forecast for

Balcones Heights TX

  • Tonight

    Tonight: Mostly clear, with a low around 22. Southeast wind 5 to 10 km/h.

    Low: 22 °C

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 33. South southeast wind 5 to 10 km/h.

    High: 33 °C

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am.  Low around 19. South southeast wind 10 to 15 km/h becoming north after midnight. Winds could gust as high as 30 km/h.  Chance of precipitation is 90%. New rainfall amounts between 1 and 2 cm possible.

    Low: 19 °C

    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 28. North northeast wind 15 to 20 km/h, with gusts as high as 35 km/h.

    High: 28 °C

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 18. North northeast wind 10 to 15 km/h.

    Low: 18 °C

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 29. North northeast wind around 10 km/h becoming east in the afternoon.

    High: 29 °C

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19. East southeast wind 5 to 10 km/h.

    Low: 19 °C

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 31. Calm wind becoming south southeast 5 to 10 km/h in the morning.

    High: 31 °C

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 19. East southeast wind 5 to 10 km/h.

    Low: 19 °C

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 22. Southeast wind 5 to 10 km/h.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 33. South southeast wind 5 to 10 km/h.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Low around 19. South southeast wind 10 to 15 km/h becoming north after midnight. Winds could gust as high as 30 km/h. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 cm possible.
Monday
Mostly sunny, with a high near 28. North northeast wind 15 to 20 km/h, with gusts as high as 35 km/h.
Monday Night
Partly cloudy, with a low around 18. North northeast wind 10 to 15 km/h.
Tuesday
Mostly sunny, with a high near 29. North northeast wind around 10 km/h becoming east in the afternoon.
Tuesday Night
Partly cloudy, with a low around 19. East southeast wind 5 to 10 km/h.
Wednesday
Mostly sunny, with a high near 31. Calm wind becoming south southeast 5 to 10 km/h in the morning.
Wednesday Night
Mostly clear, with a low around 19. East southeast wind 5 to 10 km/h.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Partly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Partly sunny, with a high near 33.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Balcones Heights TX
 29.5°N 98.58°W (Elev. 902 m)
6:46 pm CDT May 9, 2026
9pm CDT May 9, 2026-6pm CDT May 16, 2026
 
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