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

35°F

2°C

Humidity 78%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 16 Nov 11:55 pm MST
Extended Forecast for

4 Miles WNW Guanella Pass CO

  • Overnight

    Overnight: Snow showers likely, mainly before 3am. Widespread blowing snow, mainly before 2am. Mostly cloudy, with a low around 14. Wind chill values as low as -6. Windy, with a west wind 28 to 32 mph, with gusts as high as 48 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 14 °F

    Snow Showers
    Likely and
    Blowing Snow

  • Monday

    Monday: Snow showers likely, mainly before 11am. Widespread blowing snow, mainly before 11am. Partly sunny, with a high near 19. Wind chill values as low as -7. Windy, with a west wind 29 to 32 mph, with gusts as high as 48 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 19 °F

    Snow Showers
    Likely and
    Blowing Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before 11pm. Patchy blowing snow before 11pm. Mostly cloudy, with a low around 13. Wind chill values as low as -3. Windy, with a west wind 23 to 28 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 41 mph.

    Low: 13 °F

    Slight Chance
    Snow Showers
    and Patchy
    Blowing Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 25. Wind chill values as low as -1. West southwest wind 10 to 14 mph, with gusts as high as 18 mph.

    High: 25 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow showers. Partly cloudy, with a low around 15. Breezy, with a west wind 11 to 17 mph, with gusts as high as 20 mph.

    Low: 15 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Wednesday

    Wednesday: A 40 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 23. Breezy.

    High: 23 °F

    Chance Snow
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow showers. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 17.

    High: 17 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 12.

    Low: 12 °F

    Chance Snow

Detailed Forecast

Overnight
Snow showers likely, mainly before 3am. Widespread blowing snow, mainly before 2am. Mostly cloudy, with a low around 14. Wind chill values as low as -6. Windy, with a west wind 28 to 32 mph, with gusts as high as 48 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.
Monday
Snow showers likely, mainly before 11am. Widespread blowing snow, mainly before 11am. Partly sunny, with a high near 19. Wind chill values as low as -7. Windy, with a west wind 29 to 32 mph, with gusts as high as 48 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday Night
A 20 percent chance of snow showers before 11pm. Patchy blowing snow before 11pm. Mostly cloudy, with a low around 13. Wind chill values as low as -3. Windy, with a west wind 23 to 28 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 41 mph.
Tuesday
Partly sunny, with a high near 25. Wind chill values as low as -1. West southwest wind 10 to 14 mph, with gusts as high as 18 mph.
Tuesday Night
A 20 percent chance of snow showers. Partly cloudy, with a low around 15. Breezy, with a west wind 11 to 17 mph, with gusts as high as 20 mph.
Wednesday
A 40 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 23. Breezy.
Wednesday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 13.
Thursday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 17.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 12.
Friday
A chance of snow. Mostly cloudy, with a high near 17. Breezy.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 9. Windy.
Saturday
A slight chance of snow showers. Mostly sunny, with a high near 17. Breezy.
Saturday Night
A slight chance of snow showers. Partly cloudy, with a low around 9. Windy.
Sunday
A slight chance of snow showers. Mostly sunny, with a high near 21. Blustery.
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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:
2:46 pm MST Nov 16, 2025
Forecast Valid:
12am MST Nov 17, 2025-6pm MST Nov 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation