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

Above Average Temperatures for the West and Central Plains; Lake Effect Snow Continues

Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Partly Cloudy

55°F

13°C

Humidity 55%
Wind Speed S 3 mph
Barometer 30.12 in (1019.0 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 13 Jan 7:51 pm CST
Extended Forecast for

Castle Hills TX

  • Tonight

    Tonight: Mostly clear, with a low around 46. Southwest wind around 5 mph.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. West wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 30 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 65. North wind around 5 mph becoming south in the afternoon.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 43. South wind around 5 mph.

    Low: 43 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 70. West southwest wind around 5 mph becoming east in the afternoon.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. North northeast wind 5 to 10 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 62. Northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. North northeast wind around 5 mph.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 46. Southwest wind around 5 mph.
Wednesday
Sunny, with a high near 70. West wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
Clear, with a low around 41. North wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 65. North wind around 5 mph becoming south in the afternoon.
Thursday Night
Clear, with a low around 43. South wind around 5 mph.
Friday
Sunny, with a high near 70. West southwest wind around 5 mph becoming east in the afternoon.
Friday Night
Mostly clear, with a low around 43. North northeast wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 62. Northeast wind around 5 mph becoming east southeast in the afternoon.
Saturday Night
Mostly clear, with a low around 39. North northeast wind around 5 mph.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 45.
M.L.King Day
Mostly sunny, with a high near 67.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
Mostly cloudy, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castle Hills TX
 29.53°N 98.53°W (Elev. 846 ft)
Last Update:
5:44 pm CST Jan 13, 2026
Forecast Valid:
7pm CST Jan 13, 2026-6pm CST Jan 20, 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