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 77%
Wind Speed Calm
Barometer 30.32 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 8 Dec 7:15 am MST
Extended Forecast for

3 Miles WSW 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

  • Today

    Today: A 50 percent chance of snow, mainly before 11am. Partly sunny, with a high near 18. Wind chill values as low as -8. Windy, with a west wind 23 to 25 mph, with gusts as high as 38 mph. Total daytime snow accumulation of less than one inch possible.

    High: 18 °F

    Windy. Chance
    Snow then
    Slight Chance
    Snow

  • Tonight

    Tonight: Mostly cloudy, with a low around 12. Wind chill values as low as -10. Windy, with a west wind 26 to 33 mph, with gusts as high as 50 mph.

    Low: 12 °F

    Mostly Cloudy
    and Windy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 23. Wind chill values as low as -8. Very windy, with a west wind 29 to 36 mph, with gusts as high as 55 mph.

    High: 23 °F

    Slight Chance
    Snow and Very
    Windy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 22. Very windy, with a west wind 28 to 37 mph, with gusts as high as 55 mph. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    and Very
    Windy

  • Wednesday

    Wednesday: A 50 percent chance of snow. Mostly cloudy, with a high near 27. Windy, with a west wind 22 to 30 mph, with gusts as high as 45 mph.

    High: 27 °F

    Chance Snow
    and Windy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 24. Windy.

    Low: 24 °F

    Slight Chance
    Snow and
    Windy

  • Thursday

    Thursday: A 20 percent chance of snow. Mostly sunny, with a high near 28. Breezy.

    High: 28 °F

    Slight Chance
    Snow and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. Windy.

    Low: 18 °F

    Partly Cloudy
    and Windy

  • Friday

    Friday: A slight chance of snow before 11am. Mostly sunny, with a high near 27. Breezy.

    High: 27 °F

    Slight Chance
    Snow and
    Breezy then
    Mostly Sunny

Detailed Forecast

Today
A 50 percent chance of snow, mainly before 11am. Partly sunny, with a high near 18. Wind chill values as low as -8. Windy, with a west wind 23 to 25 mph, with gusts as high as 38 mph. Total daytime snow accumulation of less than one inch possible.
Tonight
Mostly cloudy, with a low around 12. Wind chill values as low as -10. Windy, with a west wind 26 to 33 mph, with gusts as high as 50 mph.
Tuesday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 23. Wind chill values as low as -8. Very windy, with a west wind 29 to 36 mph, with gusts as high as 55 mph.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22. Very windy, with a west wind 28 to 37 mph, with gusts as high as 55 mph. New snow accumulation of less than a half inch possible.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 27. Windy, with a west wind 22 to 30 mph, with gusts as high as 45 mph.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 24. Windy.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 28. Breezy.
Thursday Night
Partly cloudy, with a low around 18. Windy.
Friday
A slight chance of snow before 11am. Mostly sunny, with a high near 27. Breezy.
Friday Night
Mostly clear, with a low around 17. Breezy.
Saturday
Sunny, with a high near 28. Breezy.
Saturday Night
Partly cloudy, with a low around 14. Breezy.
Sunday
Mostly sunny, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Arapahoe Peak CO
 40.02°N 105.71°W (Elev. 11135 ft)
Last Update:
3:27 am MST Dec 8, 2025
Forecast Valid:
7am MST Dec 8, 2025-6pm MST Dec 14, 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