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.

Overcast

27°F

-3°C

Humidity 61%
Wind Speed Calm
Barometer 30.26 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 7 Dec 1:55 pm MST
Extended Forecast for

Arapahoe Peak CO

High Wind Watch December 9, 12:00am until December 10, 12:00am
Click here for hazard details and duration
High Wind Watch

  • This Afternoon

    This Afternoon: A 20 percent chance of snow. Widespread blowing snow. Partly sunny and cold, with a high near 7. Wind chill values as low as -21. Windy, with a west wind around 31 mph, with gusts as high as 45 mph.

    High: 7 °F

    Slight Chance
    Snow and
    Blowing Snow

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a temperature rising to around 9 by 5am. Wind chill values as low as -19. Very windy, with a west wind 34 to 37 mph, with gusts as high as 47 mph. New snow accumulation of 1 to 2 inches possible.

    Low: 6 °F⇑

    Chance Snow
    and Very
    Windy

  • Monday

    Monday: A 40 percent chance of snow before 11am. Partly sunny, with a high near 11. Wind chill values as low as -15. Windy, with a west wind around 34 mph, with gusts as high as 47 mph. New snow accumulation of 1 to 3 inches possible.

    High: 11 °F

    Windy. Chance
    Snow then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 9. Wind chill values as low as -18. Strong and damaging winds, with a west wind 37 to 42 mph increasing to 50 to 55 mph after midnight. Winds could gust as high as 75 mph.

    Low: 9 °F

    Mostly Cloudy
    and Damaging
    Winds

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 19. Strong and damaging winds, with a west wind 46 to 55 mph, with gusts as high as 75 mph.

    High: 19 °F

    Slight Chance
    Snow and
    Damaging
    Winds

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 18. Very windy.

    Low: 18 °F

    Chance Snow
    and Very
    Windy

  • Wednesday

    Wednesday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 24. Very windy. Chance of precipitation is 60%.

    High: 24 °F

    Snow Likely
    and Very
    Windy

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 18. Strong and damaging winds.

    Low: 18 °F

    Chance Snow
    and Damaging
    Winds

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 21. Very windy.

    High: 21 °F

    Chance Snow
    and Very
    Windy

Detailed Forecast

This Afternoon
A 20 percent chance of snow. Widespread blowing snow. Partly sunny and cold, with a high near 7. Wind chill values as low as -21. Windy, with a west wind around 31 mph, with gusts as high as 45 mph.
Tonight
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a temperature rising to around 9 by 5am. Wind chill values as low as -19. Very windy, with a west wind 34 to 37 mph, with gusts as high as 47 mph. New snow accumulation of 1 to 2 inches possible.
Monday
A 40 percent chance of snow before 11am. Partly sunny, with a high near 11. Wind chill values as low as -15. Windy, with a west wind around 34 mph, with gusts as high as 47 mph. New snow accumulation of 1 to 3 inches possible.
Monday Night
Mostly cloudy, with a low around 9. Wind chill values as low as -18. Strong and damaging winds, with a west wind 37 to 42 mph increasing to 50 to 55 mph after midnight. Winds could gust as high as 75 mph.
Tuesday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 19. Strong and damaging winds, with a west wind 46 to 55 mph, with gusts as high as 75 mph.
Tuesday Night
A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 18. Very windy.
Wednesday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 24. Very windy. Chance of precipitation is 60%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 18. Strong and damaging winds.
Thursday
A chance of snow. Mostly cloudy, with a high near 21. Very windy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 16. Very windy.
Friday
A chance of snow. Partly sunny, with a high near 19. Windy.
Friday Night
Mostly cloudy, with a low around 14. Windy.
Saturday
Mostly sunny, with a high near 19. Windy.
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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:
1:27 pm MST Dec 7, 2025
Forecast Valid:
2pm MST Dec 7, 2025-6pm MST Dec 13, 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