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

25°F

-4°C

Humidity 90%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 20 Nov 7:35 am MST
Extended Forecast for

Arapahoe Peak CO

  • Today

    Today: A 50 percent chance of snow, mainly after 1pm. Mostly cloudy, with a high near 25. Southeast wind 8 to 13 mph, with gusts as high as 21 mph. Total daytime snow accumulation of around an inch possible.

    High: 25 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tonight

    Tonight: Snow. Steady temperature around 21. East wind 6 to 9 mph becoming west northwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 21 °F

    Snow

  • Friday

    Friday: Snow likely, mainly before 2pm. Cloudy, with a high near 21. West northwest wind around 9 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    High: 21 °F

    Snow Likely

  • Friday Night

    Friday Night: A 30 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 13. Wind chill values as low as -4. Breezy, with a west wind 13 to 21 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

    Low: 13 °F

    Chance Snow
    Showers and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 23. Breezy, with a west wind 15 to 20 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 23 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 21.

    High: 21 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: A chance of snow showers. Mostly cloudy, with a low around 12. Breezy.

    Low: 12 °F

    Chance Snow
    Showers and
    Breezy

  • Monday

    Monday: A slight chance of snow showers before 11am. Mostly sunny, with a high near 17. Breezy.

    High: 17 °F

    Breezy.
    Slight Chance
    Snow Showers
    then Mostly
    Sunny

Detailed Forecast

Today
A 50 percent chance of snow, mainly after 1pm. Mostly cloudy, with a high near 25. Southeast wind 8 to 13 mph, with gusts as high as 21 mph. Total daytime snow accumulation of around an inch possible.
Tonight
Snow. Steady temperature around 21. East wind 6 to 9 mph becoming west northwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Friday
Snow likely, mainly before 2pm. Cloudy, with a high near 21. West northwest wind around 9 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Friday Night
A 30 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 13. Wind chill values as low as -4. Breezy, with a west wind 13 to 21 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Saturday
Mostly sunny, with a high near 23. Breezy, with a west wind 15 to 20 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 14.
Sunday
A 30 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 21.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 12. Breezy.
Monday
A slight chance of snow showers before 11am. Mostly sunny, with a high near 17. Breezy.
Monday Night
A slight chance of snow showers after 11pm. Partly cloudy, with a low around 8. Windy.
Tuesday
A chance of snow showers. Partly sunny, with a high near 12. Breezy.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 4.
Wednesday
A chance of snow showers. Partly sunny and cold, with a high near 8. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
3:26 am MST Nov 20, 2025
Forecast Valid:
7am MST Nov 20, 2025-6pm MST Nov 26, 2025
 
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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