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

27°F

-3°C

Humidity 79%
Wind Speed W 15 mph
Barometer 29.95 in
Dewpoint 21°F (-6°C)
Visibility 3.00 mi
Wind Chill15°F (-9°C)
Last update 5 Dec 2:15 pm MST
Extended Forecast for

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

  • This Afternoon

    This Afternoon: Snow likely, mainly before 4pm. The snow could be heavy at times. Areas of blowing snow. Mostly cloudy and cold, with a high near 8. Wind chill values as low as -16. Breezy, with a west wind around 23 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 3 to 7 inches possible.

    High: 8 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Tonight

    Tonight: Snow, mainly after 8pm. The snow could be heavy at times. Widespread blowing snow. Temperature rising to around 13 by 4am. Wind chill values as low as -18. Very windy, with a west wind 31 to 40 mph, with gusts as high as 60 mph. Chance of precipitation is 80%. New snow accumulation of 7 to 11 inches possible.

    Low: 7 °F⇑

    Heavy Snow
    and Blowing
    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. Widespread blowing snow. Temperature falling to around 6 by 4pm. Wind chill values as low as -20. Very windy, with a west wind 37 to 43 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 8 to 12 inches possible.

    High: 13 °F⇓

    Heavy Snow
    and Blowing
    Snow

  • Saturday Night

    Saturday Night: Snow likely. Widespread blowing snow. Mostly cloudy, with a low around 3. Wind chill values as low as -22. Very windy, with a west wind 34 to 38 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 3 °F

    Snow Likely
    and Blowing
    Snow

  • Sunday

    Sunday: A 40 percent chance of snow, mainly before 11am. Widespread blowing snow, mainly before 4pm. Partly sunny and cold, with a high near 5. Very windy, with a west wind 29 to 37 mph, with gusts as high as 50 mph.

    High: 5 °F

    Chance Snow
    and Blowing
    Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 3. Very windy.

    Low: 3 °F

    Slight Chance
    Snow and Very
    Windy

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 11. Very windy.

    High: 11 °F

    Chance Snow
    and Very
    Windy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 9. Very windy.

    Low: 9 °F

    Mostly Cloudy
    and Very
    Windy

  • Tuesday

    Tuesday: A chance of snow, mainly after 11am. Partly sunny, with a high near 18. Very windy.

    High: 18 °F

    Chance Snow
    and Very
    Windy

Detailed Forecast

This Afternoon
Snow likely, mainly before 4pm. The snow could be heavy at times. Areas of blowing snow. Mostly cloudy and cold, with a high near 8. Wind chill values as low as -16. Breezy, with a west wind around 23 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
Snow, mainly after 8pm. The snow could be heavy at times. Widespread blowing snow. Temperature rising to around 13 by 4am. Wind chill values as low as -18. Very windy, with a west wind 31 to 40 mph, with gusts as high as 60 mph. Chance of precipitation is 80%. New snow accumulation of 7 to 11 inches possible.
Saturday
Snow. The snow could be heavy at times. Widespread blowing snow. Temperature falling to around 6 by 4pm. Wind chill values as low as -20. Very windy, with a west wind 37 to 43 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 8 to 12 inches possible.
Saturday Night
Snow likely. Widespread blowing snow. Mostly cloudy, with a low around 3. Wind chill values as low as -22. Very windy, with a west wind 34 to 38 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday
A 40 percent chance of snow, mainly before 11am. Widespread blowing snow, mainly before 4pm. Partly sunny and cold, with a high near 5. Very windy, with a west wind 29 to 37 mph, with gusts as high as 50 mph.
Sunday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 3. Very windy.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 11. Very windy.
Monday Night
Mostly cloudy, with a low around 9. Very windy.
Tuesday
A chance of snow, mainly after 11am. Partly sunny, with a high near 18. Very windy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 10. Strong and damaging winds.
Wednesday
Snow likely. Mostly cloudy, with a high near 19. Very windy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 15. Very windy.
Thursday
A chance of snow. Partly sunny, with a high near 18. Very windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
3:26 am MST Dec 5, 2025
Forecast Valid:
2pm MST Dec 5, 2025-6pm MST Dec 11, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation