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.

Partly Cloudy

25°F

-4°C

Humidity 78%
Wind Speed SW 8 mph
Barometer 29.88 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 17 Apr 4:55 am MDT
Extended Forecast for

Arapahoe Peak CO

Winter Weather Advisory April 17, 09:00am until April 17, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A 20 percent chance of snow showers. Mostly cloudy, with a steady temperature around 16. Wind chill values as low as zero. Breezy, with a southwest wind around 17 mph, with gusts as high as 29 mph.

    Low: 16 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Friday

    Friday: Snow showers, mainly before 2pm. The snow could be heavy at times. Widespread blowing snow, mainly after 9am. Temperature falling to around 5 by 2pm. Wind chill values as low as -18. Windy, with a south southwest wind 17 to 25 mph becoming west northwest in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 11 °F⇓

    Heavy Snow
    and Blowing
    Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow showers, mainly before 4am. Widespread blowing snow, mainly before 9pm. Mostly cloudy, with a low around 1. Wind chill values as low as -22. Windy, with a west northwest wind 21 to 25 mph, with gusts as high as 44 mph. New snow accumulation of less than one inch possible.

    Low: 1 °F

    Chance Snow
    Showers and
    Blowing Snow

  • Saturday

    Saturday: A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 18. Wind chill values as low as -22. Windy, with a west wind 23 to 28 mph, with gusts as high as 36 mph.

    High: 18 °F

    Slight Chance
    Snow Showers
    and Windy
    then Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 10. Breezy, with a west southwest wind 22 to 24 mph, with gusts as high as 31 mph.

    Low: 10 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 31. Windy.

    High: 31 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18. Breezy.

    Low: 18 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: A slight chance of snow showers after noon. Partly sunny, with a high near 36. Breezy.

    High: 36 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Monday Night

    Monday Night: A slight chance of snow showers before midnight. Partly cloudy, with a low around 23. Breezy.

    Low: 23 °F

    Slight Chance
    Snow Showers
    and Breezy

Detailed Forecast

Overnight
A 20 percent chance of snow showers. Mostly cloudy, with a steady temperature around 16. Wind chill values as low as zero. Breezy, with a southwest wind around 17 mph, with gusts as high as 29 mph.
Friday
Snow showers, mainly before 2pm. The snow could be heavy at times. Widespread blowing snow, mainly after 9am. Temperature falling to around 5 by 2pm. Wind chill values as low as -18. Windy, with a south southwest wind 17 to 25 mph becoming west northwest in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Friday Night
A 40 percent chance of snow showers, mainly before 4am. Widespread blowing snow, mainly before 9pm. Mostly cloudy, with a low around 1. Wind chill values as low as -22. Windy, with a west northwest wind 21 to 25 mph, with gusts as high as 44 mph. New snow accumulation of less than one inch possible.
Saturday
A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 18. Wind chill values as low as -22. Windy, with a west wind 23 to 28 mph, with gusts as high as 36 mph.
Saturday Night
Mostly clear, with a low around 10. Breezy, with a west southwest wind 22 to 24 mph, with gusts as high as 31 mph.
Sunday
Sunny, with a high near 31. Windy.
Sunday Night
Partly cloudy, with a low around 18. Breezy.
Monday
A slight chance of snow showers after noon. Partly sunny, with a high near 36. Breezy.
Monday Night
A slight chance of snow showers before midnight. Partly cloudy, with a low around 23. Breezy.
Tuesday
A chance of snow showers, mainly after noon. Mostly sunny, with a high near 41. Breezy.
Tuesday Night
A chance of snow showers. Partly cloudy, with a low around 25. Breezy.
Wednesday
A chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 39. Windy.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 20. Windy.
Thursday
Snow showers likely. Partly sunny, with a high near 29. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
3:26 am MDT Apr 17, 2026
Forecast Valid:
5am MDT Apr 17, 2026-6pm MDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation