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

26°F

-3°C

Humidity 74%
Wind Speed Calm
Barometer 30.47 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 12 Nov 12:35 am MST
Extended Forecast for

Arapahoe Peak CO

  • Overnight

    Overnight: Clear, with a low around 22. Northwest wind around 11 mph, with gusts as high as 18 mph.

    Low: 22 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 36. West northwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 36 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 25. West southwest wind 7 to 10 mph, with gusts as high as 16 mph.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 35. West wind 6 to 11 mph becoming light northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 35 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23. West wind 7 to 11 mph, with gusts as high as 15 mph.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow showers after 11am. Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 21. Blustery.

    Low: 21 °F

    Chance Snow
    Showers and
    Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 27. Breezy.

    High: 27 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 20. Breezy.

    Low: 20 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

Detailed Forecast

Overnight
Clear, with a low around 22. Northwest wind around 11 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 36. West northwest wind 6 to 11 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 25. West southwest wind 7 to 10 mph, with gusts as high as 16 mph.
Friday
Partly sunny, with a high near 35. West wind 6 to 11 mph becoming light northwest in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Mostly cloudy, with a low around 23. West wind 7 to 11 mph, with gusts as high as 15 mph.
Saturday
A 30 percent chance of snow showers after 11am. Mostly cloudy, with a high near 29.
Saturday Night
A 50 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 21. Blustery.
Sunday
Mostly sunny, with a high near 27. Breezy.
Sunday Night
Mostly clear, with a low around 20. Breezy.
Monday
Mostly sunny, with a high near 35. Breezy.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
A chance of snow showers. Partly cloudy, with a low around 22.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 26. Blustery.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
11:46 pm MST Nov 11, 2026
Forecast Valid:
1am MST Nov 12, 2026-6pm MST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation