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.

A Few Clouds

56°F

13°C

Humidity 84%
Wind Speed NW 3 mph
Barometer 30.14 in (1019.3 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 9 Feb 2:51 am CST
Extended Forecast for

3 Miles WNW Castle Hills TX

  • Overnight

    Overnight: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 82. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 56. South southeast wind around 5 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy, with a high near 75. South wind 5 to 10 mph.

    High: 75 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 58. Southeast wind around 5 mph becoming calm after midnight.

    Low: 58 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Calm wind becoming east southeast around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57. East wind around 5 mph becoming calm.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 81. Calm wind becoming south around 5 mph in the morning.

    High: 81 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 59. South southeast wind around 5 mph.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 53. Calm wind.
Monday
Sunny, with a high near 82. Calm wind becoming south southwest around 5 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 56. South southeast wind around 5 mph.
Tuesday
Cloudy, with a high near 75. South wind 5 to 10 mph.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58. Southeast wind around 5 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 77. Calm wind becoming east southeast around 5 mph.
Wednesday Night
Partly cloudy, with a low around 57. East wind around 5 mph becoming calm.
Thursday
Partly sunny, with a high near 81. Calm wind becoming south around 5 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 59. South southeast wind around 5 mph.
Friday
Mostly cloudy, with a high near 81.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 77.
Saturday Night
Clear, with a low around 50.
Sunday
Sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Castle Hills TX
 29.55°N 98.56°W (Elev. 919 ft)
Last Update:
2:32 am CST Feb 9, 2026
Forecast Valid:
3am CST Feb 9, 2026-6pm CST Feb 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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