National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Partly Cloudy

52°F

11°C

Humidity 53%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 3 Oct 10:35 pm MDT
Extended Forecast for

Arapahoe Peak CO

  • Tonight

    Tonight: A slight chance of snow showers after midnight, mixing with rain after 1am. Mostly cloudy, with a low around 35. Breezy, with a west southwest wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 35 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow and
    Breezy

  • Saturday

    Saturday: A chance of rain and snow showers before 7am, then snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 40. Breezy, with a south southwest wind 14 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Breezy.
    Chance
    Rain/Snow
    then Snow
    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of snow showers, mainly before 9pm. Partly cloudy, with a low around 23. Windy, with a west wind 21 to 30 mph, with gusts as high as 41 mph. New snow accumulation of less than one inch possible.

    Low: 23 °F

    Windy. Chance
    Snow Showers
    then Mostly
    Clear

  • Sunday

    Sunday: A 30 percent chance of snow showers after noon. Increasing clouds, with a high near 35. Breezy, with a west wind 11 to 18 mph becoming southeast in the afternoon. Winds could gust as high as 24 mph. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Mostly Sunny
    and Breezy
    then Chance
    Snow Showers

  • Sunday Night

    Sunday Night: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 23. East southeast wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 23 °F

    Snow Showers
    Likely

  • Monday

    Monday: A 40 percent chance of snow showers, mainly after noon. Partly sunny, with a high near 32.

    High: 32 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 25.

    Low: 25 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A chance of snow showers, mainly after noon. Mostly sunny, with a high near 38.

    High: 38 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of snow showers. Partly cloudy, with a low around 26.

    Low: 26 °F

    Slight Chance
    Snow Showers

Detailed Forecast

Tonight
A slight chance of snow showers after midnight, mixing with rain after 1am. Mostly cloudy, with a low around 35. Breezy, with a west southwest wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Saturday
A chance of rain and snow showers before 7am, then snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 40. Breezy, with a south southwest wind 14 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
A 30 percent chance of snow showers, mainly before 9pm. Partly cloudy, with a low around 23. Windy, with a west wind 21 to 30 mph, with gusts as high as 41 mph. New snow accumulation of less than one inch possible.
Sunday
A 30 percent chance of snow showers after noon. Increasing clouds, with a high near 35. Breezy, with a west wind 11 to 18 mph becoming southeast in the afternoon. Winds could gust as high as 24 mph. New snow accumulation of less than a half inch possible.
Sunday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 23. East southeast wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Monday
A 40 percent chance of snow showers, mainly after noon. Partly sunny, with a high near 32.
Monday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 25.
Tuesday
A chance of snow showers, mainly after noon. Mostly sunny, with a high near 38.
Tuesday Night
A slight chance of snow showers. Partly cloudy, with a low around 26.
Wednesday
A slight chance of snow showers after noon. Some thunder is also possible. Mostly sunny, with a high near 39. Breezy.
Wednesday Night
Partly cloudy, with a low around 27. Breezy.
Thursday
Sunny, with a high near 39. Breezy.
Thursday Night
Partly cloudy, with a low around 28. Breezy.
Friday
A slight chance of snow showers. Mostly sunny, with a high near 38. 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:
2:21 pm MDT Oct 3, 2025
Forecast Valid:
10pm MDT Oct 3, 2025-6pm MDT Oct 10, 2025
 
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