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

36°F

2°C

Humidity 81%
Wind Speed Calm
Barometer 30.33 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 10 Dec 10:15 am MST
Extended Forecast for

Arapahoe Peak CO

High Wind Warning December 10, 11:00am until December 11, 11:00am
Click here for hazard details and duration
High Wind Warning

  • Today

    Today: Snow likely, mainly before 11am. Widespread blowing snow. Mostly cloudy, with a steady temperature around 19. Wind chill values as low as -4. Strong and damaging winds, with a west wind 40 to 45 mph increasing to 50 to 55 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 19 °F

    Snow Likely
    and Blowing
    Snow

  • Tonight

    Tonight: Widespread blowing snow. Mostly cloudy, with a low around 20. Wind chill values as low as -2. Strong and damaging winds, with a west wind around 55 mph, with gusts as high as 75 mph.

    Low: 20 °F

    Blowing Snow
    and Damaging
    Winds

  • Thursday

    Thursday: Widespread blowing snow before 11am. Partly sunny, with a high near 22. Wind chill values as low as -3. Strong and damaging winds, with a west wind 50 to 55 mph decreasing to 37 to 42 mph in the afternoon. Winds could gust as high as 75 mph.

    High: 22 °F

    Blowing Snow
    and Damaging
    Winds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. Wind chill values as low as -5. Very windy, with a west wind 32 to 39 mph, with gusts as high as 50 mph.

    Low: 15 °F

    Partly Cloudy
    and Very
    Windy

  • Friday

    Friday: Mostly sunny, with a high near 21. Windy, with a west wind 23 to 30 mph, with gusts as high as 36 mph.

    High: 21 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 14. Very windy.

    Low: 14 °F

    Partly Cloudy
    and Very
    Windy

  • Saturday

    Saturday: Mostly sunny, with a high near 22. Very windy.

    High: 22 °F

    Mostly Sunny
    and Very
    Windy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 13. Windy.

    Low: 13 °F

    Partly Cloudy
    and Windy

  • Sunday

    Sunday: Mostly sunny, with a high near 27. Breezy.

    High: 27 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Today
Snow likely, mainly before 11am. Widespread blowing snow. Mostly cloudy, with a steady temperature around 19. Wind chill values as low as -4. Strong and damaging winds, with a west wind 40 to 45 mph increasing to 50 to 55 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Widespread blowing snow. Mostly cloudy, with a low around 20. Wind chill values as low as -2. Strong and damaging winds, with a west wind around 55 mph, with gusts as high as 75 mph.
Thursday
Widespread blowing snow before 11am. Partly sunny, with a high near 22. Wind chill values as low as -3. Strong and damaging winds, with a west wind 50 to 55 mph decreasing to 37 to 42 mph in the afternoon. Winds could gust as high as 75 mph.
Thursday Night
Partly cloudy, with a low around 15. Wind chill values as low as -5. Very windy, with a west wind 32 to 39 mph, with gusts as high as 50 mph.
Friday
Mostly sunny, with a high near 21. Windy, with a west wind 23 to 30 mph, with gusts as high as 36 mph.
Friday Night
Partly cloudy, with a low around 14. Very windy.
Saturday
Mostly sunny, with a high near 22. Very windy.
Saturday Night
Partly cloudy, with a low around 13. Windy.
Sunday
Mostly sunny, with a high near 27. Breezy.
Sunday Night
Partly cloudy, with a low around 14. Windy.
Monday
Mostly sunny, with a high near 23. Windy.
Monday Night
Partly cloudy, with a low around 12. Windy.
Tuesday
A slight chance of snow. Partly 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:
4:11 am MST Dec 10, 2025
Forecast Valid:
10am MST Dec 10, 2025-6pm MST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation