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.

Light Snow

18°F

-8°C

Humidity 80%
Wind Speed SE 5 mph
Barometer 30.02 in
Dewpoint 13°F (-11°C)
Visibility 5.00 mi
Wind Chill11°F (-12°C)
Last update 5 Dec 4:35 am MST
Extended Forecast for

6 Miles WNW Arapahoe Peak CO

Winter Storm Warning December 5, 11:00pm until December 6, 11:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Overnight

    Overnight: A 40 percent chance of snow. Mostly cloudy, with a steady temperature around 11. Wind chill values as low as -7. Breezy, with a west wind around 16 mph, with gusts as high as 25 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 11 °F

    Chance Snow
    and Breezy

  • Friday

    Friday: Snow, mainly before 4pm. High near 18. Wind chill values as low as -4. Breezy, with a west wind 11 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: 18 °F

    Snow and
    Breezy

  • Friday Night

    Friday Night: Snow, mainly after 8pm. The snow could be heavy at times. Patchy blowing snow after 11pm. Temperature rising to around 20 by 5am. Wind chill values as low as -1. Breezy, with a west wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.

    Low: 16 °F⇑

    Heavy Snow
    and Patchy
    Blowing Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. Areas of blowing snow. High near 21. Wind chill values as low as -1. Breezy, with a west wind 18 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    High: 21 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly after 11pm. Patchy blowing snow before 10pm. Mostly cloudy, with a low around 11. Breezy, with a west wind 14 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 60%.

    Low: 11 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Sunday

    Sunday: A 40 percent chance of snow, mainly before 11am. Partly sunny, with a high near 17. Breezy.

    High: 17 °F

    Chance Snow
    and Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 10. Breezy.

    Low: 10 °F

    Slight Chance
    Snow and
    Breezy

  • Monday

    Monday: A chance of snow. Mostly cloudy, with a high near 22. Breezy.

    High: 22 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 14. Breezy.

    Low: 14 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Overnight
A 40 percent chance of snow. Mostly cloudy, with a steady temperature around 11. Wind chill values as low as -7. Breezy, with a west wind around 16 mph, with gusts as high as 25 mph. Total nighttime snow accumulation of less than a half inch possible.
Friday
Snow, mainly before 4pm. High near 18. Wind chill values as low as -4. Breezy, with a west wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow, mainly after 8pm. The snow could be heavy at times. Patchy blowing snow after 11pm. Temperature rising to around 20 by 5am. Wind chill values as low as -1. Breezy, with a west wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
Saturday
Snow. The snow could be heavy at times. Areas of blowing snow. High near 21. Wind chill values as low as -1. Breezy, with a west wind 18 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Saturday Night
Snow likely, mainly after 11pm. Patchy blowing snow before 10pm. Mostly cloudy, with a low around 11. Breezy, with a west wind 14 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 60%.
Sunday
A 40 percent chance of snow, mainly before 11am. Partly sunny, with a high near 17. Breezy.
Sunday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 10. Breezy.
Monday
A chance of snow. Mostly cloudy, with a high near 22. Breezy.
Monday Night
Mostly cloudy, with a low around 14. Breezy.
Tuesday
A slight chance of snow after 11am. Partly sunny, with a high near 28. Windy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 21. Windy.
Wednesday
Snow likely. Mostly cloudy, with a high near 27. Breezy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 24. Breezy.
Thursday
A chance of snow. Partly sunny, with a high near 29. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Arapahoe Peak CO
 40.06°N 105.74°W (Elev. 10095 ft)
Last Update:
3:26 am MST Dec 5, 2025
Forecast Valid:
4am MST Dec 5, 2025-6pm MST Dec 11, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation