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.

Fair

47°F

8°C

Humidity 60%
Wind Speed N 3 mph
Barometer 30.17 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 14 May 6:55 am MDT
Extended Forecast for

Arapahoe Peak CO

  • Today

    Today: Mostly sunny, with a high near 47. Windy, with a west wind 25 to 31 mph, with gusts as high as 47 mph.

    High: 47 °F

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Mostly clear, with a low around 27. Breezy, with a west wind 17 to 24 mph, with gusts as high as 37 mph.

    Low: 27 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 44. Breezy, with a west wind 15 to 23 mph, with gusts as high as 34 mph.

    High: 44 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28. Blustery, with a west northwest wind 19 to 24 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 31 mph.

    Low: 28 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Saturday

    Saturday: Snow showers likely after noon. Some thunder is also possible. Partly sunny, with a high near 46. Breezy, with a west southwest wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    High: 46 °F

    Breezy.
    Partly Sunny
    then Snow
    Showers
    Likely

  • Saturday Night

    Saturday Night: Snow showers likely, mainly before midnight. Some thunder is also possible. Mostly cloudy, with a low around 28. Breezy. Chance of precipitation is 60%.

    Low: 28 °F

    Breezy. Snow
    Showers
    Likely then
    Slight Chance
    Snow Showers

  • Sunday

    Sunday: A 50 percent chance of snow showers after noon. Some thunder is also possible. Partly sunny, with a high near 38. Breezy.

    High: 38 °F

    Breezy.
    Mostly Sunny
    then Chance
    Snow Showers

  • Sunday Night

    Sunday Night: Snow showers likely, mainly after 9pm. Some thunder is also possible. Mostly cloudy, with a low around 19. Breezy.

    Low: 19 °F

    Snow Showers
    Likely and
    Breezy

  • Monday

    Monday: Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 29. Windy.

    High: 29 °F

    Snow Showers
    Likely and
    Windy

Detailed Forecast

Today
Mostly sunny, with a high near 47. Windy, with a west wind 25 to 31 mph, with gusts as high as 47 mph.
Tonight
Mostly clear, with a low around 27. Breezy, with a west wind 17 to 24 mph, with gusts as high as 37 mph.
Friday
Sunny, with a high near 44. Breezy, with a west wind 15 to 23 mph, with gusts as high as 34 mph.
Friday Night
Partly cloudy, with a low around 28. Blustery, with a west northwest wind 19 to 24 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 31 mph.
Saturday
Snow showers likely after noon. Some thunder is also possible. Partly sunny, with a high near 46. Breezy, with a west southwest wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Saturday Night
Snow showers likely, mainly before midnight. Some thunder is also possible. Mostly cloudy, with a low around 28. Breezy. Chance of precipitation is 60%.
Sunday
A 50 percent chance of snow showers after noon. Some thunder is also possible. Partly sunny, with a high near 38. Breezy.
Sunday Night
Snow showers likely, mainly after 9pm. Some thunder is also possible. Mostly cloudy, with a low around 19. Breezy.
Monday
Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 29. Windy.
Monday Night
A chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 12. Windy.
Tuesday
A chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 29. Windy.
Tuesday Night
A chance of snow showers. Some thunder is also possible. Partly cloudy, with a low around 14. Windy.
Wednesday
A slight chance of snow showers. Some thunder is also possible. Sunny, with a high near 38. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
6:46 am MDT May 14, 2026
Forecast Valid:
7am MDT May 14, 2026-6pm MDT May 20, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation