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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Overcast

37°F

3°C

Humidity 44%
Wind Speed NW 8 mph
Barometer 30.56 in (1034.0 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 11 Jan 3:51 am CST
Extended Forecast for

Castle Hills TX

  • Today

    Today: Partly sunny, with a high near 63. North northwest wind 5 to 10 mph becoming northeast in the afternoon.

    High: 63 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 61. Calm wind.

    High: 61 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers before noon. Mostly cloudy, with a high near 60. West southwest wind around 5 mph.

    High: 60 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44. Southwest wind around 5 mph.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72. West wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 42. North wind 5 to 10 mph.

    Low: 42 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 67. North wind around 5 mph becoming south in the afternoon.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 63. North northwest wind 5 to 10 mph becoming northeast in the afternoon.
Tonight
Mostly cloudy, with a low around 44. Calm wind.
Monday
Mostly cloudy, with a high near 61. Calm wind.
Monday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 47. Calm wind.
Tuesday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 60. West southwest wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 44. Southwest wind around 5 mph.
Wednesday
Sunny, with a high near 72. West wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 42. North wind 5 to 10 mph.
Thursday
Sunny, with a high near 67. North wind around 5 mph becoming south in the afternoon.
Thursday Night
Clear, with a low around 43.
Friday
Sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 56.
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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:
12:48 am CST Jan 11, 2026
Forecast Valid:
4am CST Jan 11, 2026-6pm CST Jan 17, 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