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

19°F

-7°C

Humidity 78%
Wind Speed SW 3 mph
Barometer 30.03 in
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Last update 5 Dec 4:15 am MST
Extended Forecast for

4 Miles WSW Allenspark 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 30 percent chance of snow. Widespread blowing snow. Mostly cloudy, with a low around 9. Wind chill values as low as -16. Very windy, with a west wind around 45 mph, with gusts as high as 65 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 9 °F

    Chance Snow
    and Blowing
    Snow

  • Friday

    Friday: Snow likely, mainly before 1pm. Widespread blowing snow, mainly before 9am. Mostly cloudy, with a high near 18. Wind chill values as low as -12. Very windy, with a west wind 28 to 38 mph decreasing to 18 to 28 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 18 °F

    Snow Likely
    and Blowing
    Snow

  • Friday Night

    Friday Night: Snow likely, mainly after 11pm. The snow could be heavy at times. Widespread blowing snow, mainly after 9pm. Mostly cloudy, with a temperature rising to around 20 by 5am. Wind chill values as low as -7. Very windy, with a west wind 26 to 31 mph increasing to 34 to 39 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 7 inches possible.

    Low: 15 °F⇑

    Heavy Snow
    and Blowing
    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. Widespread blowing snow, mainly before noon. High near 21. Wind chill values as low as -5. Very windy, with a west wind 32 to 40 mph, with gusts as high as 65 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    High: 21 °F

    Heavy Snow
    and Blowing
    Snow

  • Saturday Night

    Saturday Night: A 50 percent chance of snow. Widespread blowing snow, mainly after 4am. Mostly cloudy, with a low around 12. Windy, with a west wind 30 to 33 mph, with gusts as high as 55 mph.

    Low: 12 °F

    Chance Snow
    and Blowing
    Snow

  • Sunday

    Sunday: A 30 percent chance of snow before 11am. Patchy blowing snow. Mostly sunny, with a high near 17. Windy.

    High: 17 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after 11pm. Partly cloudy, with a low around 13. Very windy.

    Low: 13 °F

    Slight Chance
    Snow and Very
    Windy

  • Monday

    Monday: A chance of snow before 11am. Partly sunny, with a high near 21. Very windy.

    High: 21 °F

    Chance Snow
    and Very
    Windy then
    Partly Sunny
    and Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 19. Strong and damaging winds.

    Low: 19 °F

    Partly Cloudy
    and Damaging
    Winds

Detailed Forecast

Overnight
A 30 percent chance of snow. Widespread blowing snow. Mostly cloudy, with a low around 9. Wind chill values as low as -16. Very windy, with a west wind around 45 mph, with gusts as high as 65 mph. Total nighttime snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly before 1pm. Widespread blowing snow, mainly before 9am. Mostly cloudy, with a high near 18. Wind chill values as low as -12. Very windy, with a west wind 28 to 38 mph decreasing to 18 to 28 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow likely, mainly after 11pm. The snow could be heavy at times. Widespread blowing snow, mainly after 9pm. Mostly cloudy, with a temperature rising to around 20 by 5am. Wind chill values as low as -7. Very windy, with a west wind 26 to 31 mph increasing to 34 to 39 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 7 inches possible.
Saturday
Snow. The snow could be heavy at times. Widespread blowing snow, mainly before noon. High near 21. Wind chill values as low as -5. Very windy, with a west wind 32 to 40 mph, with gusts as high as 65 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Saturday Night
A 50 percent chance of snow. Widespread blowing snow, mainly after 4am. Mostly cloudy, with a low around 12. Windy, with a west wind 30 to 33 mph, with gusts as high as 55 mph.
Sunday
A 30 percent chance of snow before 11am. Patchy blowing snow. Mostly sunny, with a high near 17. Windy.
Sunday Night
A 20 percent chance of snow after 11pm. Partly cloudy, with a low around 13. Very windy.
Monday
A chance of snow before 11am. Partly sunny, with a high near 21. Very windy.
Monday Night
Partly cloudy, with a low around 19. Strong and damaging winds.
Tuesday
A slight chance of snow after 11am. Partly sunny, with a high near 28. Strong and damaging winds.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 22. Strong and damaging winds.
Wednesday
Snow likely. Partly sunny, with a high near 27. Very windy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 25. Very windy.
Thursday
A chance of snow. Partly sunny, with a high near 28. Very windy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Allenspark CO
 40.18°N 105.58°W (Elev. 10728 ft)
Last Update:
3:26 am MST Dec 5, 2025
Forecast Valid:
4am MST Dec 5, 2025-6pm MST Dec 11, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation