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

8°F

-13°C

Humidity 85%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 2 Dec 12:35 am MST
Extended Forecast for

2 Miles NE Arapahoe Peak CO

  • Overnight

    Overnight: Partly cloudy, with a low around 3. Wind chill values as low as -23. Very windy, with a west wind 30 to 37 mph, with gusts as high as 55 mph.

    Low: 3 °F

    Partly Cloudy
    and Very
    Windy

  • Tuesday

    Tuesday: Snow likely, mainly after 4pm. Increasing clouds, with a high near 12. Wind chill values as low as -23. Very windy, with a west wind 33 to 38 mph decreasing to 26 to 31 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 12 °F

    Chance Snow
    and Very
    Windy then
    Snow Likely
    and Windy

  • Tuesday Night

    Tuesday Night: Snow. Low around 1. Wind chill values as low as -9. Breezy, with a west wind 17 to 22 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 1 °F

    Snow and
    Breezy

  • Wednesday

    Wednesday: Snow. High near 4. Wind chill values as low as -19. Breezy, with an east southeast wind 11 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 4 °F

    Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around -4. Breezy, with a west wind 10 to 15 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 30 mph.

    Low: -4 °F

    Breezy.
    Chance Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny and cold, with a high near 6. Windy.

    High: 6 °F

    Cold and
    Windy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm. Partly cloudy, with a low around 2. Very windy.

    Low: 2 °F

    Slight Chance
    Snow and Very
    Windy

  • Friday

    Friday: A chance of snow. Partly sunny, with a high near 11. Very windy.

    High: 11 °F

    Chance Snow
    and Very
    Windy

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 10. Strong and damaging winds.

    Low: 10 °F

    Chance Snow
    and Damaging
    Winds

Detailed Forecast

Overnight
Partly cloudy, with a low around 3. Wind chill values as low as -23. Very windy, with a west wind 30 to 37 mph, with gusts as high as 55 mph.
Tuesday
Snow likely, mainly after 4pm. Increasing clouds, with a high near 12. Wind chill values as low as -23. Very windy, with a west wind 33 to 38 mph decreasing to 26 to 31 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Tuesday Night
Snow. Low around 1. Wind chill values as low as -9. Breezy, with a west wind 17 to 22 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Snow. High near 4. Wind chill values as low as -19. Breezy, with an east southeast wind 11 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around -4. Breezy, with a west wind 10 to 15 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 30 mph.
Thursday
Mostly sunny and cold, with a high near 6. Windy.
Thursday Night
A 20 percent chance of snow after 11pm. Partly cloudy, with a low around 2. Very windy.
Friday
A chance of snow. Partly sunny, with a high near 11. Very windy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 10. Strong and damaging winds.
Saturday
Snow. Mostly cloudy, with a high near 13. Very windy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 6. Windy.
Sunday
A chance of snow. Partly sunny, with a high near 13. Windy.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 5. Very windy.
Monday
A chance of snow. Partly sunny, with a high near 11. Very windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Arapahoe Peak CO
 40.04°N 105.63°W (Elev. 12546 ft)
Last Update:
2:16 pm MST Dec 1, 2025
Forecast Valid:
12am MST Dec 2, 2025-6pm MST Dec 8, 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