Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Northeast; Heavy Rain Returns to California

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on New Year's Eve into New Year's Day. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Fair

37°F

3°C

Humidity 59%
Wind Speed NW 5 mph
Barometer 30.37 in (1027.5 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 31 Dec 1:51 am CST
Extended Forecast for

3 Miles WNW Castle Hills TX

  • Overnight

    Overnight: Mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. Calm wind becoming west southwest around 5 mph in the morning.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. Southwest wind around 5 mph.

    Low: 43 °F

    Mostly Clear

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 73. South southwest wind 5 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. Southwest wind around 5 mph.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 84. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 55. Northwest wind around 5 mph.

    Low: 55 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 77. North northwest wind around 5 mph becoming northeast in the afternoon.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 48. East northeast wind around 5 mph becoming calm  in the evening.

    Low: 48 °F

    Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 34. Calm wind.
Wednesday
Sunny, with a high near 66. Calm wind becoming west southwest around 5 mph in the morning.
Wednesday Night
Mostly clear, with a low around 43. Southwest wind around 5 mph.
New Year's Day
Mostly sunny, with a high near 73. South southwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 54. Southwest wind around 5 mph.
Friday
Sunny, with a high near 84. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Clear, with a low around 55. Northwest wind around 5 mph.
Saturday
Sunny, with a high near 77. North northwest wind around 5 mph becoming northeast in the afternoon.
Saturday Night
Clear, with a low around 48. East northeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly cloudy, with a high near 76.
Monday Night
Mostly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Castle Hills TX
 29.55°N 98.56°W (Elev. 919 ft)
12:46 am CST Dec 31, 2025
1am CST Dec 31, 2025-6pm CST Jan 6, 2026
 
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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