National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Winter Storm to Impact the Western and Central U.S.

A developing storm will impact the western mountain ranges through Thursday. This storm will track inland across portions of the Rockies, High Plains and upper Mississippi River Valley for the remainder of this week. Further south, the chance for severe weather will extend from the Ohio Valley into the lower Mississippi River Valley Friday into Friday night. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Overcast

32°F

0°C

Humidity 79%
Wind Speed W 17 G 26 mph
Barometer 29.72 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 9 Dec 1:15 am MST
Extended Forecast for

LONG'S PEAK CO

Winter Storm Warning December 9, 05:00am until December 10, 05:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Overnight

    Overnight: Snow likely. The snow could be heavy at times. Widespread blowing snow. Mostly cloudy, with a low around 18. Wind chill values as low as -2. Windy, with a west wind 30 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 4 to 8 inches possible.

    Heavy Snow
    and Blowing
    Snow

    Low: 18 °F

  • Thursday

    Thursday: Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 4pm. High near 23. Wind chill values as low as -1. Windy, with a southwest wind 23 to 30 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    Heavy Snow
    and Blowing
    Snow

    High: 23 °F

  • Thursday
    Night

    Thursday Night: Snow. The snow could be heavy at times. Low around 2. Wind chill values as low as -8. Windy, with a west southwest wind 23 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.

    Heavy Snow
    and Windy

    Low: 2 °F

  • Friday

    Friday: Snow. High near 9. Wind chill values as low as -31. Windy, with a west wind 26 to 31 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Windy. Snow
    then Snow
    Likely

    High: 9 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around -5. Very windy, with a west wind 32 to 39 mph, with gusts as high as 55 mph.

    Slight Chance
    Snow and Very
    Windy

    Low: -5 °F

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 10. Very windy.

    Cold and Very
    Windy

    High: 10 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 9. Windy.

    Mostly Clear
    and Windy

    Low: 9 °F

  • Sunday

    Sunday: Sunny, with a high near 21. Windy.

    Sunny and
    Windy

    High: 21 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 16. Windy.

    Mostly Clear
    and Windy

    Low: 16 °F

Detailed Forecast

Overnight
Snow likely. The snow could be heavy at times. Widespread blowing snow. Mostly cloudy, with a low around 18. Wind chill values as low as -2. Windy, with a west wind 30 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 4 to 8 inches possible.
Thursday
Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 4pm. High near 23. Wind chill values as low as -1. Windy, with a southwest wind 23 to 30 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Thursday Night
Snow. The snow could be heavy at times. Low around 2. Wind chill values as low as -8. Windy, with a west southwest wind 23 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.
Friday
Snow. High near 9. Wind chill values as low as -31. Windy, with a west wind 26 to 31 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Friday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around -5. Very windy, with a west wind 32 to 39 mph, with gusts as high as 55 mph.
Saturday
Mostly sunny and cold, with a high near 10. Very windy.
Saturday Night
Mostly clear, with a low around 9. Windy.
Sunday
Sunny, with a high near 21. Windy.
Sunday Night
Mostly clear, with a low around 16. Windy.
Monday
Sunny, with a high near 26. Breezy.
Monday Night
Partly cloudy, with a low around 19. Windy.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 27. Windy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 18. Windy.
Wednesday
A chance of snow. Partly sunny, with a high near 22. Windy.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
LONG'S PEAK CO
 40.24°N 105.62°W (Elev. 12064 ft)
Last Update:
2:21 pm MST Dec 8, 2021
Forecast Valid:
1am MST Dec 9, 2021-6pm MST Dec 15, 2021
 
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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