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

32°F

0°C

Humidity 41%
Wind Speed W 18 G 24 mph
Barometer 30.16 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 29 Nov 2:35 pm MST
Extended Forecast for

4 Miles WNW Guanella Pass CO

Winter Weather Advisory November 30, 11:00am until December 1, 05:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Patchy blowing snow. Mostly sunny, with a high near 12. Wind chill values as low as -14. Blustery, with a west northwest wind around 21 mph, with gusts as high as 33 mph.

    High: 12 °F

    Patchy
    Blowing Snow
    and Blustery

  • Tonight

    Tonight: Partly cloudy, with a low around 4. Wind chill values as low as -14. Blustery, with a west southwest wind 14 to 20 mph, with gusts as high as 31 mph.

    Low: 4 °F

    Partly Cloudy
    and Blustery

  • Sunday

    Sunday: Snow, mainly after 11am. High near 13. Wind chill values as low as -10. Breezy, with a west southwest wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 13 °F

    Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow. Low around 1. Wind chill values as low as -20. Blustery, with a west northwest wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 1 °F

    Snow and
    Blustery

  • Monday

    Monday: A 30 percent chance of snow before 11am. Mostly sunny and cold, with a high near 7. Blustery, with a west northwest wind 17 to 20 mph, with gusts as high as 31 mph.

    High: 7 °F

    Blustery.
    Chance Snow
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around -1. Windy.

    Low: -1 °F

    Partly Cloudy
    and Windy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am. Mostly sunny, with a high near 14. Windy.

    High: 14 °F

    Slight Chance
    Snow and
    Windy

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 11pm. Mostly cloudy, with a low around 3. Breezy.

    Low: 3 °F

    Snow Likely
    and Breezy

  • Wednesday

    Wednesday: Snow. Cloudy and cold, with a high near 6.

    High: 6 °F

    Snow

Detailed Forecast

This Afternoon
Patchy blowing snow. Mostly sunny, with a high near 12. Wind chill values as low as -14. Blustery, with a west northwest wind around 21 mph, with gusts as high as 33 mph.
Tonight
Partly cloudy, with a low around 4. Wind chill values as low as -14. Blustery, with a west southwest wind 14 to 20 mph, with gusts as high as 31 mph.
Sunday
Snow, mainly after 11am. High near 13. Wind chill values as low as -10. Breezy, with a west southwest wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Snow. Low around 1. Wind chill values as low as -20. Blustery, with a west northwest wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Monday
A 30 percent chance of snow before 11am. Mostly sunny and cold, with a high near 7. Blustery, with a west northwest wind 17 to 20 mph, with gusts as high as 31 mph.
Monday Night
Partly cloudy, with a low around -1. Windy.
Tuesday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 14. Windy.
Tuesday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 3. Breezy.
Wednesday
Snow. Cloudy and cold, with a high near 6.
Wednesday Night
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 0. Breezy.
Thursday
A chance of snow. Partly sunny and cold, with a high near 10. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 4. Windy.
Friday
A chance of snow. Partly sunny, with a high near 11. 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:
2:11 pm MST Nov 29, 2025
Forecast Valid:
3pm MST Nov 29, 2025-6pm MST Dec 5, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation