Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Light Snow

12°F

-11°C

Humidity 73%
Wind Speed W 16 G 25 mph
Barometer 30.26 in
Dewpoint 5°F (-15°C)
Visibility 1.75 mi
Wind Chill-5°F (-21°C)
Last update 28 Dec 10:15 am MST
Extended Forecast for

Berthoud Pass CO

Winter Weather Advisory December 28, 10:19am until December 28, 11:00am
Click here for hazard details and duration
...
  •  
    Winter Weather Advisory December 28, 10:19am until December 28, 11:00am

    NOW until 11:00am Sun

    Winter Weather Advisory

  • Today

    High: 7 °F

    Chance Snow
    and Blowing
    Snow

  • Tonight

    Tonight: Mostly clear, with a low around 0. Wind chill values as low as -16. Blustery, with a west wind 16 to 20 mph, with gusts as high as 28 mph.

    Low: 0 °F

    Mostly Clear
    and Blustery

  • Monday

    Monday: Sunny, with a high near 17. Wind chill values as low as -17. West wind 9 to 14 mph, with gusts as high as 21 mph.

    High: 17 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 10. Wind chill values as low as -6. Breezy, with a west wind 15 to 17 mph, with gusts as high as 24 mph.

    Low: 10 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 25. Breezy, with a west northwest wind 10 to 17 mph, with gusts as high as 24 mph.

    High: 25 °F

    Sunny and
    Breezy then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 14. Breezy.

    Low: 14 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 27. Breezy.

    High: 27 °F

    Sunny and
    Breezy then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 18. Breezy.

    Low: 18 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Today
A 50 percent chance of snow, mainly before 2pm. Widespread blowing snow before 11am. Mostly cloudy, then gradually becoming sunny and cold, with a high near 7. Wind chill values as low as -25. Windy, with a west northwest wind 25 to 32 mph, with gusts as high as 41 mph. Total daytime snow accumulation of less than one inch possible.
Tonight
Mostly clear, with a low around 0. Wind chill values as low as -16. Blustery, with a west wind 16 to 20 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 17. Wind chill values as low as -17. West wind 9 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 10. Wind chill values as low as -6. Breezy, with a west wind 15 to 17 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 25. Breezy, with a west northwest wind 10 to 17 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 14. Breezy.
Wednesday
Sunny, with a high near 27. Breezy.
Wednesday Night
Partly cloudy, with a low around 18. Breezy.
New Year's Day
Partly sunny, with a high near 30. Breezy.
Thursday Night
A slight chance of snow after 11pm. Mostly cloudy, with a low around 20. Breezy.
Friday
A chance of snow. Partly sunny, with a high near 26. Breezy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 16. Breezy.
Saturday
A chance of snow. Partly sunny, with a high near 21. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Berthoud Pass CO
 39.79°N 105.77°W (Elev. 11749 ft)
5:49 am MST Dec 28, 2025
10am MST Dec 28, 2025-6pm MST Jan 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database