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

50°F

10°C

Humidity 28%
Wind Speed N 9 mph
Barometer 30.20 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 2 May 7:55 pm MDT
Extended Forecast for

Arapahoe Peak CO

  • Tonight

    Tonight: Mostly clear, with a low around 20. Blustery, with a west wind 10 to 15 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 34 mph.

    Low: 20 °F

    Partly Cloudy
    then Mostly
    Clear and
    Blustery

  • Sunday

    Sunday: A 30 percent chance of snow showers after noon. Partly sunny, with a high near 35. Windy, with a west wind 23 to 25 mph, with gusts as high as 34 mph. Little or no snow accumulation expected.

    High: 35 °F

    Mostly Sunny
    and Breezy
    then Chance
    Snow Showers
    and Windy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22. Breezy, with a west wind 18 to 24 mph, with gusts as high as 31 mph.

    Low: 22 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Snow showers likely, mainly after noon. Some thunder is also possible. Mostly cloudy, with a high near 32. Windy, with a west wind 21 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Snow Showers
    Likely and
    Windy

  • Monday Night

    Monday Night: Snow showers. Some thunder is also possible. Low around 17. Breezy, with a southwest wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 17 °F

    Snow Showers
    and Breezy

  • Tuesday

    Tuesday: Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 23. Breezy. Chance of precipitation is 90%.

    High: 23 °F

    Heavy Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 11. Breezy. Chance of precipitation is 90%.

    Low: 11 °F

    Heavy Snow
    and Breezy

  • Wednesday

    Wednesday: Snow showers. Some thunder is also possible. Mostly cloudy, with a high near 17. Windy.

    High: 17 °F

    Snow Showers
    and Windy

  • Wednesday Night

    Wednesday Night: A chance of snow showers before midnight. Partly cloudy, with a low around 14. Windy.

    Low: 14 °F

    Windy. Chance
    Snow Showers
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 20. Blustery, with a west wind 10 to 15 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 34 mph.
Sunday
A 30 percent chance of snow showers after noon. Partly sunny, with a high near 35. Windy, with a west wind 23 to 25 mph, with gusts as high as 34 mph. Little or no snow accumulation expected.
Sunday Night
Partly cloudy, with a low around 22. Breezy, with a west wind 18 to 24 mph, with gusts as high as 31 mph.
Monday
Snow showers likely, mainly after noon. Some thunder is also possible. Mostly cloudy, with a high near 32. Windy, with a west wind 21 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Snow showers. Some thunder is also possible. Low around 17. Breezy, with a southwest wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Tuesday
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 23. Breezy. Chance of precipitation is 90%.
Tuesday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 11. Breezy. Chance of precipitation is 90%.
Wednesday
Snow showers. Some thunder is also possible. Mostly cloudy, with a high near 17. Windy.
Wednesday Night
A chance of snow showers before midnight. Partly cloudy, with a low around 14. Windy.
Thursday
A chance of snow showers after noon. Some thunder is also possible. Mostly sunny, with a high near 31. Windy.
Thursday Night
A slight chance of snow showers. Partly cloudy, with a low around 22. Windy.
Friday
A chance of snow showers. Some thunder is also possible. Mostly sunny, with a high near 37. Windy.
Friday Night
A chance of snow showers. Partly cloudy, with a low around 23. Blustery.
Saturday
A chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 37. Breezy.
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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:
12:46 pm MDT May 2, 2026
Forecast Valid:
8pm MDT May 2, 2026-6pm MDT May 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation