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.

Fair

82°F

28°C

Humidity 35%
Wind Speed S 10 G 20 mph
Barometer 29.96 in (1012.7 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 28 Feb 1:51 pm CST
Extended Forecast for

3 Miles NNW Balcones Heights TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 84. South wind around 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, increasing clouds, with a low around 62. Southeast wind 5 to 10 mph.

    Low: 62 °F

    Clear then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 62. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 84. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 87. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 66. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 85. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 85 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 84. South wind around 10 mph, with gusts as high as 20 mph.
Tonight
Patchy fog after 3am. Otherwise, increasing clouds, with a low around 62. Southeast wind 5 to 10 mph.
Sunday
Patchy fog before 8am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Increasing clouds, with a low around 62. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 84. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 63. South southeast wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 87. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 66. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 85. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 86.
Thursday Night
Mostly cloudy, with a low around 65.
Friday
A 20 percent chance of showers. Mostly cloudy, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Balcones Heights TX
 29.52°N 98.59°W (Elev. 922 ft)
Last Update:
2:32 pm CST Feb 28, 2026
Forecast Valid:
2pm CST Feb 28, 2026-6pm CST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation