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

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

12°F

-11°C

Humidity 79%
Wind Speed E 3 mph
Barometer 30.16 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 1 Dec 8:15 pm MST
Extended Forecast for

Arapahoe Peak CO

  • Tonight

    Tonight: Partly cloudy, with a low around 2. Wind chill values as low as -22. Windy, with a west wind 28 to 33 mph, with gusts as high as 50 mph.

    Low: 2 °F

    Partly Cloudy
    and Windy

  • Tuesday

    Tuesday: Snow likely, mainly after 4pm. Increasing clouds, with a high near 11. Wind chill values as low as -22. Windy, with a west wind 24 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 11 °F

    Windy. Chance
    Snow then
    Snow Likely

  • Tuesday Night

    Tuesday Night: Snow. Low around 1. Wind chill values as low as -10. Breezy, with a west wind 16 to 21 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 1 °F

    Snow and
    Breezy

  • Wednesday

    Wednesday: Snow. High near 4. Wind chill values as low as -19. Breezy, with a southeast wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 4 °F

    Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around -5. Breezy, with a west wind 10 to 15 mph increasing to 18 to 23 mph after midnight.

    Low: -5 °F

    Chance Snow
    then Mostly
    Cloudy and
    Breezy

  • Thursday

    Thursday: Mostly sunny and cold, with a high near 5. Windy.

    High: 5 °F

    Cold and
    Windy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 1. Very windy.

    Low: 1 °F

    Slight Chance
    Snow and Very
    Windy

  • Friday

    Friday: A chance of snow. Partly sunny, with a high near 11. Windy.

    High: 11 °F

    Chance Snow
    and Windy

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 9. Very windy.

    Low: 9 °F

    Chance Snow
    and Very
    Windy

Detailed Forecast

Tonight
Partly cloudy, with a low around 2. Wind chill values as low as -22. Windy, with a west wind 28 to 33 mph, with gusts as high as 50 mph.
Tuesday
Snow likely, mainly after 4pm. Increasing clouds, with a high near 11. Wind chill values as low as -22. Windy, with a west wind 24 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Tuesday Night
Snow. Low around 1. Wind chill values as low as -10. Breezy, with a west wind 16 to 21 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Snow. High near 4. Wind chill values as low as -19. Breezy, with a southeast wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around -5. Breezy, with a west wind 10 to 15 mph increasing to 18 to 23 mph after midnight.
Thursday
Mostly sunny and cold, with a high near 5. Windy.
Thursday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 1. Very windy.
Friday
A chance of snow. Partly sunny, with a high near 11. Windy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 9. Very windy.
Saturday
Snow. Cloudy, with a high near 13. Very windy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 6. Windy.
Sunday
A chance of snow. Partly sunny, with a high near 12. Windy.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 5. Windy.
Monday
A chance of snow. Partly sunny and cold, with a high near 10. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
2:16 pm MST Dec 1, 2025
Forecast Valid:
8pm MST Dec 1, 2025-6pm MST Dec 8, 2025
 
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