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.

Overcast

26°F

-3°C

Humidity 79%
Wind Speed Calm
Barometer 29.85 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 6 Dec 12:15 am MST
Extended Forecast for

4 Miles NW LONG'S PEAK CO

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

    NOW until 11:00pm Sat

    Winter Storm Warning

  • Overnight

    Low: 12 °F⇑

    Heavy Snow
    and Blowing
    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. Widespread blowing snow. Temperature falling to around 12 by 4pm. Wind chill values as low as -10. Very windy, with a west wind 32 to 37 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 17 °F⇓

    Heavy Snow
    and Blowing
    Snow

  • Saturday Night

    Saturday Night: Snow. Widespread blowing snow, mainly after 3am. Low around 6. Wind chill values as low as -16. Windy, with a west wind 24 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 6 °F

    Snow and
    Blowing Snow

  • Sunday

    Sunday: Snow likely, mainly before 11am. Widespread blowing snow, mainly before 11am. Partly sunny and cold, with a high near 10. Wind chill values as low as -17. Windy, with a west wind 23 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 10 °F

    Snow Likely
    and Blowing
    Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 7. Windy, with a west wind 23 to 26 mph, with gusts as high as 40 mph.

    Low: 7 °F

    Chance Snow
    and Windy

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 15. Windy.

    High: 15 °F

    Chance Snow
    and Windy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 12. Windy.

    Low: 12 °F

    Mostly Cloudy
    and Windy

  • Tuesday

    Tuesday: A chance of snow. Mostly cloudy, with a high near 23. Very windy.

    High: 23 °F

    Chance Snow
    and Very
    Windy

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Widespread blowing snow. Temperature rising to around 17 by 5am. Wind chill values as low as -9. Windy, with a west wind 30 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 6 to 10 inches possible.
Saturday
Snow. The snow could be heavy at times. Widespread blowing snow. Temperature falling to around 12 by 4pm. Wind chill values as low as -10. Very windy, with a west wind 32 to 37 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Saturday Night
Snow. Widespread blowing snow, mainly after 3am. Low around 6. Wind chill values as low as -16. Windy, with a west wind 24 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow likely, mainly before 11am. Widespread blowing snow, mainly before 11am. Partly sunny and cold, with a high near 10. Wind chill values as low as -17. Windy, with a west wind 23 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 7. Windy, with a west wind 23 to 26 mph, with gusts as high as 40 mph.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 15. Windy.
Monday Night
Mostly cloudy, with a low around 12. Windy.
Tuesday
A chance of snow. Mostly cloudy, with a high near 23. Very windy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 19. Very windy.
Wednesday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 23. Very windy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 20. Windy.
Thursday
A chance of snow. Mostly cloudy, with a high near 23. Windy.
Thursday Night
Mostly cloudy, with a low around 17. Windy.
Friday
Partly sunny, with a high near 23. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW LONG'S PEAK CO
 40.28°N 105.68°W (Elev. 11834 ft)
Last Update:
2:47 pm MST Dec 5, 2025
Forecast Valid:
12am MST Dec 6, 2025-6pm MST Dec 12, 2025
 
Forecast Discussion
 
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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