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

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Overcast

9°F

-13°C

Humidity 70%
Wind Speed Calm
Barometer 30.59 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Last update 29 Dec 11:15 am MST
Extended Forecast for

4 Miles NE Berthoud Pass CO

  • Today

    Today: Sunny, with a high near 16. Wind chill values as low as -7. Blustery, with a west northwest wind 14 to 16 mph, with gusts as high as 23 mph.

    High: 16 °F

    Sunny and
    Blustery

  • Tonight

    Tonight: Mostly clear, with a low around 8. Wind chill values as low as -11. Windy, with a west northwest wind 18 to 25 mph, with gusts as high as 31 mph.

    Low: 8 °F

    Mostly Clear
    and Windy

  • Tuesday

    Tuesday: Sunny, with a high near 22. Wind chill values as low as -9. Blustery, with a west northwest wind 14 to 22 mph, with gusts as high as 30 mph.

    High: 22 °F

    Sunny and
    Blustery then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 14. Wind chill values as low as -5. Windy, with a west wind 17 to 26 mph, with gusts as high as 33 mph.

    Low: 14 °F

    Mostly Clear
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 25. Breezy, with a west wind 14 to 23 mph, with gusts as high as 31 mph.

    High: 25 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

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

    Low: 18 °F

    Mostly Cloudy
    and Breezy

  • New Year's Day

    New Year's Day: A 40 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 24. Breezy.

    High: 24 °F

    Chance Snow
    and Breezy

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 17. Windy.

    Low: 17 °F

    Chance Snow
    and Windy

  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 19. Windy.

    High: 19 °F

    Snow Likely
    and Windy

Detailed Forecast

Today
Sunny, with a high near 16. Wind chill values as low as -7. Blustery, with a west northwest wind 14 to 16 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 8. Wind chill values as low as -11. Windy, with a west northwest wind 18 to 25 mph, with gusts as high as 31 mph.
Tuesday
Sunny, with a high near 22. Wind chill values as low as -9. Blustery, with a west northwest wind 14 to 22 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 14. Wind chill values as low as -5. Windy, with a west wind 17 to 26 mph, with gusts as high as 33 mph.
Wednesday
Mostly sunny, with a high near 25. Breezy, with a west wind 14 to 23 mph, with gusts as high as 31 mph.
Wednesday Night
Mostly cloudy, with a low around 18. Breezy.
New Year's Day
A 40 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 24. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 17. Windy.
Friday
Snow likely. Mostly cloudy, with a high near 19. Windy.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 16. Windy.
Saturday
A chance of snow. Partly sunny, with a high near 22. Windy.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 14. Windy.
Sunday
A chance of snow. Partly sunny, with a high near 20. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Berthoud Pass CO
 39.82°N 105.72°W (Elev. 12490 ft)
Last Update:
3:56 am MST Dec 29, 2025
Forecast Valid:
11am MST Dec 29, 2025-6pm MST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation