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

68°F

20°C

Humidity 53%
Wind Speed SE 14 mph
Barometer 30.01 in (1015.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 21 Mar 9:51 pm CDT
Extended Forecast for

Castle Hills TX

  • Tonight

    Tonight: Increasing clouds, with a low around 55. South southeast wind 5 to 10 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 84. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 62. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, with a high near 86. South wind 5 to 10 mph.

    High: 86 °F

    Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 62. South southeast wind around 5 mph becoming northeast after midnight.

    Low: 62 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 85. Northeast wind around 10 mph.

    High: 85 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. East southeast wind 5 to 10 mph.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. South southeast wind 5 to 10 mph.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 64. Southeast wind 5 to 10 mph.

    Low: 64 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 55. South southeast wind 5 to 10 mph.
Saturday
Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 84. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Saturday Night
Increasing clouds, with a low around 62. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Cloudy, with a high near 86. South wind 5 to 10 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 62. South southeast wind around 5 mph becoming northeast after midnight.
Monday
Partly sunny, with a high near 85. Northeast wind around 10 mph.
Monday Night
Partly cloudy, with a low around 61. East southeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 89. South southeast wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 64. Southeast wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 86.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 65.
Thursday
Showers and thunderstorms likely. Cloudy, with a high near 78. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely. Cloudy, with a low around 63. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Castle Hills TX
 29.53°N 98.53°W (Elev. 846 ft)
Last Update:
6:42 pm CDT Mar 21, 2025
Forecast Valid:
10pm CDT Mar 21, 2025-6pm CDT Mar 28, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation