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 61%
Wind Speed Calm
Barometer 30.30 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 7 Dec 4:55 pm MST
Extended Forecast for

LONG'S PEAK CO

High Wind Watch December 9, 12:00am until December 10, 12:00am
Click here for hazard details and duration
High Wind Watch

  • This Afternoon

    This Afternoon: A 20 percent chance of snow. Mostly sunny and cold, with a steady temperature around 7. Wind chill values as low as -18. Very windy, with a west wind around 37 mph, with gusts as high as 43 mph.

    High: 7 °F

    Slight Chance
    Snow and Very
    Windy

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 8. Wind chill values as low as -18. Very windy, with a west wind 40 to 46 mph, with gusts as high as 55 mph. New snow accumulation of less than one inch possible.

    Low: 8 °F

    Chance Snow
    and Very
    Windy

  • Monday

    Monday: A 20 percent chance of snow before 11am. Mostly sunny, with a high near 14. Wind chill values as low as -13. Very windy, with a west wind around 41 mph, with gusts as high as 55 mph.

    High: 14 °F

    Very Windy.
    Slight Chance
    Snow then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. Wind chill values as low as -15. Strong and damaging winds, with a west wind 45 to 55 mph increasing to 55 to 65 mph after midnight. Winds could gust as high as 85 mph.

    Low: 12 °F

    Partly Cloudy
    and Damaging
    Winds

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 21. Strong and damaging winds, with a west wind 65 to 70 mph decreasing to 55 to 60 mph in the afternoon. Winds could gust as high as 90 mph.

    High: 21 °F

    Slight Chance
    Snow and
    Damaging
    Winds

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 20. Strong and damaging winds.

    Low: 20 °F

    Chance Snow
    and Damaging
    Winds

  • Wednesday

    Wednesday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 27. Strong and damaging winds. Chance of precipitation is 60%.

    High: 27 °F

    Snow Likely
    and Damaging
    Winds

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 19. Strong and damaging winds.

    Low: 19 °F

    Chance Snow
    and Damaging
    Winds

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 23. Strong and damaging winds.

    High: 23 °F

    Chance Snow
    and Damaging
    Winds

Detailed Forecast

This Afternoon
A 20 percent chance of snow. Mostly sunny and cold, with a steady temperature around 7. Wind chill values as low as -18. Very windy, with a west wind around 37 mph, with gusts as high as 43 mph.
Tonight
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 8. Wind chill values as low as -18. Very windy, with a west wind 40 to 46 mph, with gusts as high as 55 mph. New snow accumulation of less than one inch possible.
Monday
A 20 percent chance of snow before 11am. Mostly sunny, with a high near 14. Wind chill values as low as -13. Very windy, with a west wind around 41 mph, with gusts as high as 55 mph.
Monday Night
Partly cloudy, with a low around 12. Wind chill values as low as -15. Strong and damaging winds, with a west wind 45 to 55 mph increasing to 55 to 65 mph after midnight. Winds could gust as high as 85 mph.
Tuesday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 21. Strong and damaging winds, with a west wind 65 to 70 mph decreasing to 55 to 60 mph in the afternoon. Winds could gust as high as 90 mph.
Tuesday Night
A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 20. Strong and damaging winds.
Wednesday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 27. Strong and damaging winds. Chance of precipitation is 60%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 19. Strong and damaging winds.
Thursday
A chance of snow. Mostly cloudy, with a high near 23. Strong and damaging winds.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 18. Very windy.
Friday
A chance of snow. Partly sunny, with a high near 20. Very windy.
Friday Night
Partly cloudy, with a low around 17. Very windy.
Saturday
Mostly sunny, with a high near 20. Very windy.
Saturday Night
Mostly clear, with a low around 14. Very windy.
Sunday
Sunny, with a high near 21. 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:
1:27 pm MST Dec 7, 2025
Forecast Valid:
5pm MST Dec 7, 2025-6pm MST Dec 14, 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