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

20°F

-7°C

Humidity 81%
Wind Speed E 7 mph
Barometer 30.31 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 8 Dec 1:15 am MST
Extended Forecast for

2 Miles WSW Arapahoe Peak CO

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

  • Overnight

    Overnight: A 30 percent chance of snow. Mostly cloudy, with a low around 7. Wind chill values as low as -13. Windy, with a west wind 23 to 25 mph, with gusts as high as 37 mph. Total nighttime snow accumulation of less than one inch possible.

    Low: 7 °F

    Chance Snow
    and Windy

  • Monday

    Monday: A 40 percent chance of snow before 11am. Partly sunny, with a high near 17. Wind chill values as low as -10. Windy, with a west wind 23 to 28 mph, with gusts as high as 41 mph. New snow accumulation of 1 to 2 inches possible.

    High: 17 °F

    Windy. Chance
    Snow then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11. Wind chill values as low as -11. Very windy, with a west wind 26 to 36 mph, with gusts as high as 55 mph.

    Low: 11 °F

    Mostly Cloudy
    and Very
    Windy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 23. Wind chill values as low as -10. Very windy, with a west wind 32 to 36 mph, with gusts as high as 55 mph.

    High: 23 °F

    Slight Chance
    Snow and Very
    Windy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 20. Very windy, with a west wind 33 to 38 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 55 mph.

    Low: 20 °F

    Chance Snow
    and Very
    Windy

  • Wednesday

    Wednesday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 27. Very windy. Chance of precipitation is 60%.

    High: 27 °F

    Snow Likely
    and Very
    Windy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 23. Very windy.

    Low: 23 °F

    Chance Snow
    and Very
    Windy

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 25. Windy.

    High: 25 °F

    Chance Snow
    and Windy

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 20. Windy.

    Low: 20 °F

    Chance Snow
    and Windy

Detailed Forecast

Overnight
A 30 percent chance of snow. Mostly cloudy, with a low around 7. Wind chill values as low as -13. Windy, with a west wind 23 to 25 mph, with gusts as high as 37 mph. Total nighttime snow accumulation of less than one inch possible.
Monday
A 40 percent chance of snow before 11am. Partly sunny, with a high near 17. Wind chill values as low as -10. Windy, with a west wind 23 to 28 mph, with gusts as high as 41 mph. New snow accumulation of 1 to 2 inches possible.
Monday Night
Mostly cloudy, with a low around 11. Wind chill values as low as -11. Very windy, with a west wind 26 to 36 mph, with gusts as high as 55 mph.
Tuesday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 23. Wind chill values as low as -10. Very windy, with a west wind 32 to 36 mph, with gusts as high as 55 mph.
Tuesday Night
A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 20. Very windy, with a west wind 33 to 38 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 55 mph.
Wednesday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 27. Very windy. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 23. Very windy.
Thursday
A chance of snow. Mostly cloudy, with a high near 25. Windy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20. Windy.
Friday
A chance of snow, mainly before 11am. Partly sunny, with a high near 25. Breezy.
Friday Night
Mostly cloudy, with a low around 16. Breezy.
Saturday
Mostly sunny, with a high near 25. Breezy.
Saturday Night
Mostly clear, with a low around 13. Breezy.
Sunday
Sunny, with a high near 26. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Arapahoe Peak CO
 40.02°N 105.68°W (Elev. 11293 ft)
Last Update:
1:27 pm MST Dec 7, 2025
Forecast Valid:
1am MST Dec 8, 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