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

23°F

-5°C

Humidity 68%
Wind Speed Calm
Barometer 30.31 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 7 Dec 6:35 pm MST
Extended Forecast for

4 Miles WNW Guanella Pass CO

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

  • Tonight

    Tonight: A 40 percent chance of snow after 11pm. Partly cloudy, with a temperature rising to around 8 by 5am. Wind chill values as low as -21. Windy, with a west wind 30 to 33 mph, with gusts as high as 40 mph. Little or no snow accumulation expected.

    Low: 4 °F⇑

    Chance Snow
    and Windy

  • Monday

    Monday: A 20 percent chance of snow before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 12. Wind chill values as low as -16. Windy, with a west northwest wind 28 to 31 mph, with gusts as high as 41 mph.

    High: 12 °F

    Windy. Slight
    Chance Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 8. Wind chill values as low as -17. Very windy, with a west northwest wind 32 to 37 mph increasing to 42 to 47 mph after midnight. Winds could gust as high as 70 mph.

    Low: 8 °F

    Partly Cloudy
    and Very
    Windy

  • Tuesday

    Tuesday: Partly sunny, with a high near 19. Wind chill values as low as -13. Very windy, with a west wind 40 to 48 mph, with gusts as high as 70 mph.

    High: 19 °F

    Partly Sunny
    and Very
    Windy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 17. Very windy, with a west wind 36 to 45 mph, with gusts as high as 65 mph.

    Low: 17 °F

    Chance Snow
    and Very
    Windy

  • Wednesday

    Wednesday: A 40 percent chance of snow. Mostly cloudy, with a high near 23. Very windy.

    High: 23 °F

    Chance Snow
    and Very
    Windy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 20. Very windy.

    Low: 20 °F

    Chance Snow
    and Very
    Windy

  • Thursday

    Thursday: A chance of snow. Partly sunny, with a high near 21. Very windy.

    High: 21 °F

    Chance Snow
    and Very
    Windy

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 16. Very windy.

    Low: 16 °F

    Chance Snow
    and Very
    Windy

Detailed Forecast

Tonight
A 40 percent chance of snow after 11pm. Partly cloudy, with a temperature rising to around 8 by 5am. Wind chill values as low as -21. Windy, with a west wind 30 to 33 mph, with gusts as high as 40 mph. Little or no snow accumulation expected.
Monday
A 20 percent chance of snow before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 12. Wind chill values as low as -16. Windy, with a west northwest wind 28 to 31 mph, with gusts as high as 41 mph.
Monday Night
Partly cloudy, with a low around 8. Wind chill values as low as -17. Very windy, with a west northwest wind 32 to 37 mph increasing to 42 to 47 mph after midnight. Winds could gust as high as 70 mph.
Tuesday
Partly sunny, with a high near 19. Wind chill values as low as -13. Very windy, with a west wind 40 to 48 mph, with gusts as high as 70 mph.
Tuesday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 17. Very windy, with a west wind 36 to 45 mph, with gusts as high as 65 mph.
Wednesday
A 40 percent chance of snow. Mostly cloudy, with a high near 23. Very windy.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 20. Very windy.
Thursday
A chance of snow. Partly sunny, 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, mainly before 11am. Mostly sunny, with a high near 21. Windy.
Friday Night
Partly cloudy, with a low around 13. Windy.
Saturday
Mostly sunny, with a high near 22. Windy.
Saturday Night
Mostly clear, with a low around 11. Windy.
Sunday
Sunny, with a high near 22. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Guanella Pass CO
 39.61°N 105.78°W (Elev. 13445 ft)
Last Update:
1:27 pm MST Dec 7, 2025
Forecast Valid:
7pm MST Dec 7, 2025-6pm MST Dec 14, 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