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.

Light Rain

65°F

18°C

Humidity 84%
Wind Speed E 5 mph
Barometer 30.08 in (1017.1 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 10 Feb 8:51 pm CST
Extended Forecast for

Castle Hills TX

  • Tonight

    Tonight: A chance of showers before midnight, then a slight chance of showers after 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 58. East wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 75. North northeast wind around 5 mph.

    High: 75 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

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

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. South southeast wind around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 80. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A slight chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 63. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 63 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before noon, then a chance of showers. Partly sunny, with a high near 80. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. West northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers before midnight, then a slight chance of showers after 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 58. East wind around 5 mph becoming calm. Chance of precipitation is 30%.
Wednesday
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 75. North northeast wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 57. East wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 60. South southeast wind around 5 mph.
Friday
Mostly cloudy, with a high near 80. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A slight chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 63. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm before noon, then a chance of showers. Partly sunny, with a high near 80. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Saturday Night
Mostly clear, with a low around 55. West northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 76.
Sunday Night
Clear, with a low around 48.
Washington's Birthday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castle Hills TX
 29.53°N 98.53°W (Elev. 846 ft)
Last Update:
5:46 pm CST Feb 10, 2026
Forecast Valid:
8pm CST Feb 10, 2026-6pm CST Feb 17, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation