National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Partly Cloudy

92°F

33°C

Humidity 27%
Wind Speed E 10 mph
Barometer 29.98 in (1013.5 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 30 Sep 3:51 pm CDT
Extended Forecast for

Castle Hills TX

  • Tonight

    Tonight: Mostly clear, with a low around 68. East northeast wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. Calm wind.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 69. East wind around 5 mph becoming calm.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 95. Calm wind becoming east southeast around 5 mph.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70. East wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. Southeast wind 5 to 10 mph.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. Calm wind becoming east around 5 mph in the morning.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69. Southeast wind around 5 mph.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 68. East northeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 95. Calm wind.
Wednesday Night
Mostly clear, with a low around 69. East wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 95. Calm wind becoming east southeast around 5 mph.
Thursday Night
Mostly clear, with a low around 70. East wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 69. Southeast wind 5 to 10 mph.
Saturday
Sunny, with a high near 92. Calm wind becoming east around 5 mph in the morning.
Saturday Night
Mostly clear, with a low around 69. Southeast wind around 5 mph.
Sunday
Sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 70.
Monday
A 20 percent chance of showers. Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 71.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 92.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castle Hills TX
 29.53°N 98.53°W (Elev. 846 ft)
Last Update:
3:32 pm CDT Sep 30, 2025
Forecast Valid:
4pm CDT Sep 30, 2025-6pm CDT Oct 7, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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