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

Granby-Grand County Airport (KGNB)

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

Partly Cloudy

16°F

-9°C

Humidity 79%
Wind Speed Calm
Barometer 30.33 in
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Last update 2 Feb 8:55 am MST
Extended Forecast for

Arapahoe Peak CO

  • Today

    Today: Mostly sunny, with a temperature falling to around 14 by 5pm. Wind chill values as low as -5. Windy, with a west northwest wind 23 to 25 mph, with gusts as high as 38 mph.

    High: 19 °F⇓

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 5. Wind chill values as low as -17. Windy, with a west northwest wind 22 to 28 mph, with gusts as high as 41 mph.

    Low: 5 °F

    Partly Cloudy
    and Windy

  • Tuesday

    Tuesday: A 40 percent chance of snow after 11am. Partly sunny, with a high near 12. Wind chill values as low as -19. Windy, with a west wind around 30 mph, with gusts as high as 44 mph. New snow accumulation of around an inch possible.

    High: 12 °F

    Chance Snow
    and Windy

  • Tuesday Night

    Tuesday Night: Snow likely. Mostly cloudy, with a low around 3. Wind chill values as low as -18. Windy, with a west wind 21 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 3 °F

    Snow Likely
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 16. Breezy, with a west wind 17 to 21 mph, with gusts as high as 26 mph.

    High: 16 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 8. Windy.

    Low: 8 °F

    Mostly Clear
    and Windy

  • Thursday

    Thursday: Sunny, with a high near 24. Breezy.

    High: 24 °F

    Sunny and
    Breezy then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 12. Breezy.

    Low: 12 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 26. Breezy.

    High: 26 °F

    Sunny and
    Breezy then
    Sunny

Detailed Forecast

Today
Mostly sunny, with a temperature falling to around 14 by 5pm. Wind chill values as low as -5. Windy, with a west northwest wind 23 to 25 mph, with gusts as high as 38 mph.
Tonight
Partly cloudy, with a low around 5. Wind chill values as low as -17. Windy, with a west northwest wind 22 to 28 mph, with gusts as high as 41 mph.
Tuesday
A 40 percent chance of snow after 11am. Partly sunny, with a high near 12. Wind chill values as low as -19. Windy, with a west wind around 30 mph, with gusts as high as 44 mph. New snow accumulation of around an inch possible.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 3. Wind chill values as low as -18. Windy, with a west wind 21 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Mostly sunny, with a high near 16. Breezy, with a west wind 17 to 21 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 8. Windy.
Thursday
Sunny, with a high near 24. Breezy.
Thursday Night
Mostly clear, with a low around 12. Breezy.
Friday
Sunny, with a high near 26. Breezy.
Friday Night
Partly cloudy, with a low around 13. Windy.
Saturday
Mostly sunny, with a high near 21. Windy.
Saturday Night
Partly cloudy, with a low around 11. Windy.
Sunday
Mostly sunny, with a high near 21. Blustery.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
6:50 am MST Feb 2, 2026
Forecast Valid:
9am MST Feb 2, 2026-6pm MST Feb 8, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation