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

30°F

-1°C

Humidity 52%
Wind Speed E 6 mph
Barometer 30.31 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 20 Apr 1:55 am MDT
Extended Forecast for

Arapahoe Peak CO

  • Overnight

    Overnight: Mostly clear, with a low around 20. Breezy, with a west wind 15 to 17 mph, with gusts as high as 28 mph.

    Low: 20 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 39. Breezy, with a west wind 13 to 16 mph, with gusts as high as 25 mph.

    High: 39 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. West wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 43. West wind 7 to 10 mph becoming south in the afternoon. Winds could gust as high as 17 mph.

    High: 43 °F

    Sunny then
    Slight Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 28. Breezy, with a south southeast wind 16 to 24 mph becoming west in the evening. Winds could gust as high as 30 mph.

    Low: 28 °F

    Breezy.
    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 40. Very windy.

    High: 40 °F

    Slight Chance
    Snow Showers
    and Very
    Windy

  • Wednesday Night

    Wednesday Night: A 40 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. Partly sunny, with a high near 26. Very windy.

    High: 26 °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

Overnight
Mostly clear, with a low around 20. Breezy, with a west wind 15 to 17 mph, with gusts as high as 28 mph.
Monday
Mostly sunny, with a high near 39. Breezy, with a west wind 13 to 16 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 27. West wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday
A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 43. West wind 7 to 10 mph becoming south in the afternoon. Winds could gust as high as 17 mph.
Tuesday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 28. Breezy, with a south southeast wind 16 to 24 mph becoming west in the evening. Winds could gust as high as 30 mph.
Wednesday
A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 40. Very windy.
Wednesday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 17. Very windy.
Thursday
Snow showers likely, mainly after noon. Partly sunny, with a high near 26. 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 24. Windy.
Friday Night
Snow showers. Mostly cloudy, with a low around 12. Breezy.
Saturday
Snow showers. Some thunder is also possible. Mostly cloudy, with a high near 23. Blustery.
Saturday Night
Snow showers likely. Mostly cloudy, with a low around 12. Blustery.
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:
12:46 am MDT Apr 20, 2026
Forecast Valid:
2am MDT Apr 20, 2026-6pm MDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation