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

58°F

14°C

Humidity 53%
Wind Speed N 13 mph
Barometer 30.25 in (1023.1 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 5 Apr 5:51 am CDT
Extended Forecast for

Castle Hills TX

  • Today

    Today: A 20 percent chance of showers. Cloudy, with a high near 67. North northeast wind around 15 mph, with gusts as high as 30 mph.

    High: 67 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers. Mostly cloudy, with a low around 53. North northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Slight Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 71. North northeast wind 5 to 10 mph.

    High: 71 °F

    Partly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 50. East northeast wind around 5 mph.

    Low: 50 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 71. Northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 71 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54. East wind around 5 mph.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76. East northeast wind around 5 mph becoming southeast in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60. Southeast wind around 5 mph.

    Low: 60 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 80. East southeast wind 5 to 10 mph.

    High: 80 °F

    Mostly Cloudy

Detailed Forecast

Today
A 20 percent chance of showers. Cloudy, with a high near 67. North northeast wind around 15 mph, with gusts as high as 30 mph.
Tonight
A 20 percent chance of showers. Mostly cloudy, with a low around 53. North northeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 71. North northeast wind 5 to 10 mph.
Monday Night
Increasing clouds, with a low around 50. East northeast wind around 5 mph.
Tuesday
Mostly cloudy, with a high near 71. Northeast wind around 5 mph becoming east southeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 54. East wind around 5 mph.
Wednesday
Mostly sunny, with a high near 76. East northeast wind around 5 mph becoming southeast in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 60. Southeast wind around 5 mph.
Thursday
Mostly cloudy, with a high near 80. East southeast wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 63.
Friday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Saturday
A 30 percent chance of showers and thunderstorms. Cloudy, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castle Hills TX
 29.53°N 98.51°W (Elev. 869 ft)
Last Update:
6:42 am CDT Apr 5, 2026
Forecast Valid:
6am CDT Apr 5, 2026-6pm CDT Apr 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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