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

11°F

-12°C

Humidity 72%
Wind Speed Calm
Barometer 30.57 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 29 Dec 11:35 am MST
Extended Forecast for

Granby CO

  • Today

    Today: Sunny, with a high near 29. Calm wind.

    High: 29 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 6. Calm wind.

    Low: 6 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 41. Calm wind.

    High: 41 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 9. Calm wind.

    Low: 9 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. Light west wind.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17.

    Low: 17 °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 snow. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

  • Friday

    Friday: A chance of snow before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 41.

    High: 41 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 29. Calm wind.
Tonight
Mostly clear, with a low around 6. Calm wind.
Tuesday
Sunny, with a high near 41. Calm wind.
Tuesday Night
Mostly clear, with a low around 9. Calm wind.
Wednesday
Mostly sunny, with a high near 44. Light west wind.
Wednesday Night
Mostly cloudy, with a low around 17.
New Year's Day
A 40 percent chance of snow after 11am. Mostly cloudy, with a high near 43.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 24.
Friday
A chance of snow before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 41.
Friday Night
A slight chance of rain and snow before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 19.
Saturday
A chance of snow. Partly sunny, with a high near 42.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 17.
Sunday
A chance of snow. Partly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Granby CO
 40.09°N 105.95°W (Elev. 7999 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

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