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.

Fair and Breezy

42°F

6°C

Humidity 38%
Wind Speed W 22 G 29 mph
Barometer 30.00 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 26 Dec 4:15 pm MST
Extended Forecast for

3 Miles W Guanella Pass CO

Winter Weather Advisory December 27, 11:00am until December 28, 11:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: A 30 percent chance of snow after 11pm. Partly cloudy, with a low around 18. Windy, with a west wind 23 to 32 mph, with gusts as high as 48 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow
    and Windy

  • Saturday

    Saturday: Snow likely, mainly after 11am. Patchy blowing snow. Mostly cloudy, with a high near 22. Wind chill values as low as zero. Windy, with a west southwest wind 24 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 22 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow. Patchy blowing snow before 11pm. Low around 0. Wind chill values as low as -14. Breezy, with a west wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 0 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Snow, mainly before 11am. Areas of blowing snow before 11am. High near 6. Wind chill values as low as -23. Blustery, with a west northwest wind 22 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 6 °F

    Snow and
    Areas Blowing
    Snow then
    Chance Snow
    and Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -3. Blustery, with a west wind 22 to 24 mph, with gusts as high as 31 mph.

    Low: -3 °F

    Partly Cloudy
    and Blustery

  • Monday

    Monday: Sunny, with a high near 17. Breezy.

    High: 17 °F

    Sunny and
    Breezy then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 8. Windy.

    Low: 8 °F

    Mostly Clear
    and Windy

  • Tuesday

    Tuesday: Sunny, with a high near 26. Breezy.

    High: 26 °F

    Sunny and
    Breezy then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 14. Windy.

    Low: 14 °F

    Mostly Clear
    and Windy

Detailed Forecast

Tonight
A 30 percent chance of snow after 11pm. Partly cloudy, with a low around 18. Windy, with a west wind 23 to 32 mph, with gusts as high as 48 mph. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow likely, mainly after 11am. Patchy blowing snow. Mostly cloudy, with a high near 22. Wind chill values as low as zero. Windy, with a west southwest wind 24 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Snow. Patchy blowing snow before 11pm. Low around 0. Wind chill values as low as -14. Breezy, with a west wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Sunday
Snow, mainly before 11am. Areas of blowing snow before 11am. High near 6. Wind chill values as low as -23. Blustery, with a west northwest wind 22 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Partly cloudy, with a low around -3. Blustery, with a west wind 22 to 24 mph, with gusts as high as 31 mph.
Monday
Sunny, with a high near 17. Breezy.
Monday Night
Mostly clear, with a low around 8. Windy.
Tuesday
Sunny, with a high near 26. Breezy.
Tuesday Night
Mostly clear, with a low around 14. Windy.
Wednesday
Mostly sunny, with a high near 28. Breezy.
Wednesday Night
Mostly cloudy, with a low around 16. Breezy.
New Year's Day
A slight chance of snow. Partly sunny, with a high near 29. Breezy.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 18. Blustery.
Friday
A chance of snow. Mostly cloudy, with a high near 26. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Guanella Pass CO
 39.59°N 105.75°W (Elev. 13012 ft)
Last Update:
2:20 pm MST Dec 26, 2025
Forecast Valid:
4pm MST Dec 26, 2025-6pm MST Jan 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation