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

25°F

-4°C

Humidity 78%
Wind Speed SW 5 mph
Barometer 29.95 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 5 Dec 9:35 pm MST
Extended Forecast for

LONG'S PEAK CO

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

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Widespread blowing snow. Temperature rising to around 15 by 5am. Wind chill values as low as -11. Very windy, with a west wind 30 to 37 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 5 to 9 inches possible.

    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 7 by 3pm. Wind chill values as low as -18. Very windy, with a west wind 38 to 40 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 15 °F⇓

    Heavy Snow
    and Blowing
    Snow

  • Saturday Night

    Saturday Night: Snow. Widespread blowing snow. Low around 4. Wind chill values as low as -22. Very windy, with a west wind 30 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 4 °F

    Snow and
    Blowing Snow

  • Sunday

    Sunday: Snow likely, mainly before 11am. Widespread blowing snow, mainly before 3pm. Partly sunny and cold, with a high near 6. Wind chill values as low as -22. Very windy, with a west wind 28 to 36 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 6 °F

    Snow Likely
    and Blowing
    Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after 11pm. Partly cloudy, with a low around 6. Very windy, with a west wind 30 to 37 mph, with gusts as high as 55 mph.

    Low: 6 °F

    Slight Chance
    Snow and Very
    Windy

  • Monday

    Monday: A 50 percent chance of snow. Partly sunny, with a high near 13. Very windy.

    High: 13 °F

    Chance Snow
    and Very
    Windy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11. Very windy.

    Low: 11 °F

    Mostly Cloudy
    and Very
    Windy

  • Tuesday

    Tuesday: A chance of snow. Partly sunny, with a high near 23. Very windy.

    High: 23 °F

    Chance Snow
    and Very
    Windy

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around 16. Strong and damaging winds.

    Low: 16 °F

    Chance Snow
    and Damaging
    Winds

Detailed Forecast

Tonight
Snow. The snow could be heavy at times. Widespread blowing snow. Temperature rising to around 15 by 5am. Wind chill values as low as -11. Very windy, with a west wind 30 to 37 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 5 to 9 inches possible.
Saturday
Snow. The snow could be heavy at times. Widespread blowing snow. Temperature falling to around 7 by 3pm. Wind chill values as low as -18. Very windy, with a west wind 38 to 40 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Saturday Night
Snow. Widespread blowing snow. Low around 4. Wind chill values as low as -22. Very windy, with a west wind 30 to 38 mph, with gusts as high as 55 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 3pm. Partly sunny and cold, with a high near 6. Wind chill values as low as -22. Very windy, with a west wind 28 to 36 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
A 20 percent chance of snow after 11pm. Partly cloudy, with a low around 6. Very windy, with a west wind 30 to 37 mph, with gusts as high as 55 mph.
Monday
A 50 percent chance of snow. Partly sunny, with a high near 13. Very windy.
Monday Night
Mostly cloudy, with a low around 11. Very windy.
Tuesday
A chance of snow. Partly sunny, with a high near 23. Very windy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 16. Strong and damaging winds.
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 18. Very windy.
Thursday
A chance of snow. Partly sunny, with a high near 21. Very windy.
Thursday Night
Mostly cloudy, with a low around 16. Very windy.
Friday
Mostly sunny, with a high near 19. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
LONG'S PEAK CO
 40.27°N 105.62°W (Elev. 12999 ft)
Last Update:
2:47 pm MST Dec 5, 2025
Forecast Valid:
9pm MST Dec 5, 2025-6pm MST Dec 12, 2025
 
Forecast Discussion
 
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Additional Resources

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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