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

29°F

-2°C

Humidity 95%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 18 Nov 9:55 pm MST
Extended Forecast for

6 Miles WNW Arapahoe Peak CO

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 26. West wind around 7 mph.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. West wind 6 to 8 mph.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24. South southwest wind around 5 mph becoming calm in the evening.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of snow showers after 11am. Mostly cloudy, with a high near 35. Light southeast wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 20 mph. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Snow showers. Low around 24. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 24 °F

    Snow Showers

  • Friday

    Friday: Snow showers. High near 30. Chance of precipitation is 80%.

    High: 30 °F

    Snow Showers

  • Friday Night

    Friday Night: A 30 percent chance of snow showers. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a steady temperature around 26. West wind around 7 mph.
Wednesday
Mostly sunny, with a high near 38. West wind 6 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 24. South southwest wind around 5 mph becoming calm in the evening.
Thursday
A 40 percent chance of snow showers after 11am. Mostly cloudy, with a high near 35. Light southeast wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 20 mph. New snow accumulation of less than a half inch possible.
Thursday Night
Snow showers. Low around 24. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 80%.
Friday
Snow showers. High near 30. Chance of precipitation is 80%.
Friday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 33.
Saturday Night
Mostly clear, with a low around 19.
Sunday
Sunny, with a high near 34.
Sunday Night
Mostly clear, with a low around 19.
Monday
Sunny, with a high near 33.
Monday Night
A slight chance of snow showers. Mostly clear, with a low around 18.
Tuesday
A chance of snow showers. Mostly sunny, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Arapahoe Peak CO
 40.06°N 105.74°W (Elev. 10095 ft)
Last Update:
2:06 pm MST Nov 18, 2025
Forecast Valid:
10pm MST Nov 18, 2025-6pm MST Nov 25, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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