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

56°F

13°C

Humidity 14%
Wind Speed Calm
Barometer 30.24 in
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 19 Apr 7:15 pm MDT
Extended Forecast for

Arapahoe Peak CO

  • Tonight

    Tonight: Mostly clear, with a low around 19. Breezy, with a west wind 11 to 18 mph, with gusts as high as 28 mph.

    Low: 19 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 39. Breezy, with a west wind 15 to 17 mph, with gusts as high as 28 mph.

    High: 39 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 26. Breezy, with a west wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: A 30 percent chance of snow showers after noon. Mostly sunny, with a high near 43. West wind 9 to 14 mph becoming south in the afternoon. Winds could gust as high as 23 mph. Little or no snow accumulation expected.

    High: 43 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 28. Breezy, with a west southwest wind 13 to 23 mph, with gusts as high as 32 mph.

    Low: 28 °F

    Breezy.
    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow showers after noon. Mostly sunny, with a high near 40. Very windy.

    High: 40 °F

    Chance Snow
    Showers and
    Very Windy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow showers. Mostly cloudy, with a low around 17. Very windy.

    Low: 17 °F

    Chance Snow
    Showers and
    Very Windy

  • Thursday

    Thursday: Snow showers likely, mainly after noon. Mostly cloudy, with a high near 25. Very windy.

    High: 25 °F

    Snow Showers
    Likely and
    Very Windy

  • Thursday Night

    Thursday Night: Snow showers likely. Mostly cloudy, with a low around 13. Very windy.

    Low: 13 °F

    Snow Showers
    Likely and
    Very Windy

Detailed Forecast

Tonight
Mostly clear, with a low around 19. Breezy, with a west wind 11 to 18 mph, with gusts as high as 28 mph.
Monday
Mostly sunny, with a high near 39. Breezy, with a west wind 15 to 17 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 26. Breezy, with a west wind 11 to 15 mph, with gusts as high as 25 mph.
Tuesday
A 30 percent chance of snow showers after noon. Mostly sunny, with a high near 43. West wind 9 to 14 mph becoming south in the afternoon. Winds could gust as high as 23 mph. Little or no snow accumulation expected.
Tuesday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 28. Breezy, with a west southwest wind 13 to 23 mph, with gusts as high as 32 mph.
Wednesday
A 30 percent chance of snow showers after noon. Mostly sunny, with a high near 40. Very windy.
Wednesday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 17. Very windy.
Thursday
Snow showers likely, mainly after noon. Mostly cloudy, with a high near 25. Very windy.
Thursday Night
Snow showers likely. Mostly cloudy, with a low around 13. Very windy.
Friday
Snow showers. Some thunder is also possible. Mostly cloudy, with a high near 23. Windy.
Friday Night
Snow showers likely. Mostly cloudy, with a low around 11. Breezy.
Saturday
Snow showers. The snow could be heavy at times. Some thunder is also possible. Mostly cloudy, with a high near 23. Breezy.
Saturday Night
Snow showers likely. Mostly cloudy, with a low around 11. Breezy.
Sunday
Snow showers. The snow could be heavy at times. Some thunder is also possible. Mostly cloudy, with a high near 22. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
12:47 pm MDT Apr 19, 2026
Forecast Valid:
7pm MDT Apr 19, 2026-6pm MDT Apr 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation