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.

Mostly Cloudy

60°F

16°C

Humidity 80%
Wind Speed N 7 mph
Barometer 30.07 in (1016.7 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 7 Nov 2:51 am CST
Extended Forecast for

Castle Hills TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 59. North wind around 10 mph.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain, mainly after 3pm. Mostly cloudy, with a high near 73. Northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 73 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain and thunderstorms likely before midnight, then a chance of rain between midnight and 3am, then showers and possibly a thunderstorm after 3am. Low around 58. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 3pm, then rain after 3pm. High near 65. Northeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    High: 65 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm, then rain after 9pm. Low around 57. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 57 °F

    Showers

  • Monday

    Monday: Showers. High near 66. East northeast wind 5 to 10 mph. Chance of precipitation is 90%.

    High: 66 °F

    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 57. East northeast wind around 5 mph becoming calm.

    Low: 57 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers. Mostly cloudy, with a high near 70. Northeast wind around 5 mph becoming calm.

    High: 70 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 59. North wind around 10 mph.
Saturday
A 30 percent chance of rain, mainly after 3pm. Mostly cloudy, with a high near 73. Northeast wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Rain and thunderstorms likely before midnight, then a chance of rain between midnight and 3am, then showers and possibly a thunderstorm after 3am. Low around 58. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm before 3pm, then rain after 3pm. High near 65. Northeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Sunday Night
Showers likely and possibly a thunderstorm, then rain after 9pm. Low around 57. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Monday
Showers. High near 66. East northeast wind 5 to 10 mph. Chance of precipitation is 90%.
Monday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 57. East northeast wind around 5 mph becoming calm.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 70. Northeast wind around 5 mph becoming calm.
Tuesday Night
Mostly cloudy, with a low around 58. Calm wind.
Veterans Day
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 75.
Wednesday Night
Mostly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castle Hills TX
 29.5°N 98.53°W (Elev. 810 ft)
Last Update:
1:44 am CST Nov 7, 2026
Forecast Valid:
3am CST Nov 7, 2026-6pm CST Nov 13, 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