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.

Fair

14°F

-10°C

Humidity 63%
Wind Speed S 3 mph
Barometer 30.53 in
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Last update 29 Dec 5:35 pm MST
Extended Forecast for

5 Miles SW Grand Lake CO

  • Tonight

    Tonight: Clear, with a low around 6. Wind chill values as low as -1. Light and variable wind.

    Low: 6 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 35. Wind chill values as low as zero. Light and variable wind becoming southwest around 5 mph in the afternoon.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 17. Light and variable wind.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. Calm wind becoming west around 5 mph in the afternoon.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. West wind 3 to 5 mph.

    Low: 23 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 40 percent chance of snow after 11am. Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.

    Low: 30 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 41.

    High: 41 °F

    Snow Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 6. Wind chill values as low as -1. Light and variable wind.
Tuesday
Sunny, with a high near 35. Wind chill values as low as zero. Light and variable wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 17. Light and variable wind.
Wednesday
Mostly sunny, with a high near 44. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 23. West wind 3 to 5 mph.
New Year's Day
A 40 percent chance of snow after 11am. Mostly cloudy, with a high near 43.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Friday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 41.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
A slight chance of snow after 11am. Mostly sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
A chance of snow. Partly sunny, with a high near 40.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 22.
Monday
A chance of snow. Partly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Grand Lake CO
 40.18°N 105.87°W (Elev. 8314 ft)
Last Update:
2:01 pm MST Dec 29, 2025
Forecast Valid:
5pm MST Dec 29, 2025-6pm MST Jan 5, 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