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

26°F

-3°C

Humidity 82%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 24 Nov 8:55 am MST
Extended Forecast for

Arapahoe Peak CO

  • Today

    Today: Sunny, with a high near 18. Wind chill values as low as -6. Windy, with a west northwest wind 20 to 30 mph, with gusts as high as 46 mph.

    High: 18 °F

    Sunny and
    Windy

  • Tonight

    Tonight: A 30 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 7. Wind chill values as low as -13. Very windy, with a west wind 33 to 38 mph, with gusts as high as 55 mph. New snow accumulation of 1 to 2 inches possible.

    Low: 7 °F

    Chance Snow
    Showers and
    Very Windy

  • Tuesday

    Tuesday: A 30 percent chance of snow showers before 11am. Mostly sunny, with a high near 11. Wind chill values as low as -16. Windy, with a west wind 26 to 31 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 41 mph. New snow accumulation of less than a half inch possible.

    High: 11 °F

    Chance Snow
    Showers and
    Windy then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 6. Wind chill values as low as -14. Windy, with a west wind 15 to 20 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 33 mph.

    Low: 6 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: A 20 percent chance of snow showers before 11am. Partly sunny, with a high near 15. Windy, with a west wind 25 to 29 mph, with gusts as high as 41 mph.

    High: 15 °F

    Windy. Slight
    Chance Snow
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 15. Windy.

    Low: 15 °F

    Mostly Cloudy
    and Windy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 22. Breezy.

    High: 22 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. Blustery.

    Low: 15 °F

    Partly Cloudy
    and Blustery

  • Friday

    Friday: A slight chance of snow showers after 11am. Mostly sunny, with a high near 21. Blustery.

    High: 21 °F

    Slight Chance
    Snow Showers
    and Blustery

Detailed Forecast

Today
Sunny, with a high near 18. Wind chill values as low as -6. Windy, with a west northwest wind 20 to 30 mph, with gusts as high as 46 mph.
Tonight
A 30 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 7. Wind chill values as low as -13. Very windy, with a west wind 33 to 38 mph, with gusts as high as 55 mph. New snow accumulation of 1 to 2 inches possible.
Tuesday
A 30 percent chance of snow showers before 11am. Mostly sunny, with a high near 11. Wind chill values as low as -16. Windy, with a west wind 26 to 31 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 41 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Partly cloudy, with a low around 6. Wind chill values as low as -14. Windy, with a west wind 15 to 20 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 33 mph.
Wednesday
A 20 percent chance of snow showers before 11am. Partly sunny, with a high near 15. Windy, with a west wind 25 to 29 mph, with gusts as high as 41 mph.
Wednesday Night
Mostly cloudy, with a low around 15. Windy.
Thanksgiving Day
Mostly sunny, with a high near 22. Breezy.
Thursday Night
Partly cloudy, with a low around 15. Blustery.
Friday
A slight chance of snow showers after 11am. Mostly sunny, with a high near 21. Blustery.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 8. Breezy.
Saturday
Snow showers likely. Mostly cloudy and cold, with a high near 9. Breezy.
Saturday Night
Snow showers likely. Mostly cloudy, with a low around -3.
Sunday
Snow showers likely. Mostly cloudy and cold, with a high near 4. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
3:26 am MST Nov 24, 2025
Forecast Valid:
9am MST Nov 24, 2025-6pm MST Nov 30, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation