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.

Light Snow

21°F

-6°C

Humidity 93%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 20°F (-7°C)
Visibility 2.50 mi
Last update 3 Dec 4:35 am MST
Extended Forecast for

Arapahoe Peak CO

  • Overnight

    Overnight: Snow. Steady temperature around 7. Wind chill values as low as -8. South wind around 9 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 7 °F

    Snow

  • Wednesday

    Wednesday: Snow. Temperature falling to around -1 by 5pm. Wind chill values as low as -15. East southeast wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 5 °F⇓

    Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around -1. Wind chill values as low as -23. Breezy, with a south southwest wind 7 to 12 mph becoming west 13 to 18 mph after midnight. Winds could gust as high as 30 mph. New snow accumulation of less than a half inch possible.

    Low: -1 °F

    Chance Snow
    then Partly
    Cloudy and
    Breezy

  • Thursday

    Thursday: A 20 percent chance of snow after 11am. Patchy blowing snow before 4pm. Mostly sunny and cold, with a high near 4. Wind chill values as low as -25. Windy, with a west wind 24 to 29 mph, with gusts as high as 44 mph.

    High: 4 °F

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow after 11pm. Mostly cloudy, with a low around 2. Very windy, with a west wind 33 to 36 mph, with gusts as high as 45 mph.

    Low: 2 °F

    Chance Snow
    and Very
    Windy

  • Friday

    Friday: Snow likely. Mostly cloudy and cold, with a high near 8. Windy. Chance of precipitation is 70%.

    High: 8 °F

    Snow Likely
    and Windy

  • Friday Night

    Friday Night: Snow likely, mainly after 11pm. Mostly cloudy, with a low around 7. Very windy. Chance of precipitation is 70%.

    Low: 7 °F

    Snow Likely
    and Very
    Windy

  • Saturday

    Saturday: Snow. Cloudy, with a high near 11. Very windy.

    High: 11 °F

    Snow and Very
    Windy

  • Saturday Night

    Saturday Night: Snow. Mostly cloudy, with a low around 7. Windy.

    Low: 7 °F

    Snow and
    Windy

Detailed Forecast

Overnight
Snow. Steady temperature around 7. Wind chill values as low as -8. South wind around 9 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Wednesday
Snow. Temperature falling to around -1 by 5pm. Wind chill values as low as -15. East southeast wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
A 40 percent chance of snow, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around -1. Wind chill values as low as -23. Breezy, with a south southwest wind 7 to 12 mph becoming west 13 to 18 mph after midnight. Winds could gust as high as 30 mph. New snow accumulation of less than a half inch possible.
Thursday
A 20 percent chance of snow after 11am. Patchy blowing snow before 4pm. Mostly sunny and cold, with a high near 4. Wind chill values as low as -25. Windy, with a west wind 24 to 29 mph, with gusts as high as 44 mph.
Thursday Night
A 50 percent chance of snow after 11pm. Mostly cloudy, with a low around 2. Very windy, with a west wind 33 to 36 mph, with gusts as high as 45 mph.
Friday
Snow likely. Mostly cloudy and cold, with a high near 8. Windy. Chance of precipitation is 70%.
Friday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 7. Very windy. Chance of precipitation is 70%.
Saturday
Snow. Cloudy, with a high near 11. Very windy.
Saturday Night
Snow. Mostly cloudy, with a low around 7. Windy.
Sunday
Snow likely, mainly before 11am. Partly sunny and cold, with a high near 9. Windy.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 8. Very windy.
Monday
A chance of snow. Partly sunny, with a high near 13. Very windy.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 10. Very windy.
Tuesday
A slight chance of snow. Partly sunny, with a high near 17. Very windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
3:25 am MST Dec 3, 2025
Forecast Valid:
4am MST Dec 3, 2025-6pm MST Dec 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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