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

53°F

12°C

Humidity 40%
Wind Speed NW 6 mph
Barometer 30.20 in (1021.2 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 7 Feb 12:51 am CST
Extended Forecast for

3 Miles WNW Castle Hills TX

  • Overnight

    Overnight: Clear, with a low around 49. Calm wind.

    Low: 49 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50. Southeast wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 75. Calm wind becoming south around 5 mph in the afternoon.

    High: 75 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 55. South wind around 5 mph becoming calm after midnight.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 75. Calm wind becoming south around 5 mph in the afternoon.

    High: 75 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 59. South southeast wind around 5 mph.

    Low: 59 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers. Mostly cloudy, with a high near 76. South wind 5 to 10 mph.

    High: 76 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 56. South wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 49. Calm wind.
Saturday
Sunny, with a high near 81. Calm wind becoming east southeast around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 50. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 75. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 55. South wind around 5 mph becoming calm after midnight.
Monday
Partly sunny, with a high near 75. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 59. South southeast wind around 5 mph.
Tuesday
A 50 percent chance of showers. Mostly cloudy, with a high near 76. South wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 56. South wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Partly sunny, with a high near 81.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 58.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Castle Hills TX
 29.55°N 98.56°W (Elev. 919 ft)
Last Update:
12:45 am CST Feb 7, 2026
Forecast Valid:
1am CST Feb 7, 2026-6pm CST Feb 13, 2026
 
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Additional Resources

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Chance of Precipitation