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

22°F

-6°C

Humidity 77%
Wind Speed SW 7 mph
Barometer 30.00 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 17 Apr 10:55 am MDT
Extended Forecast for

Arapahoe Peak CO

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

    NOW until 5:00pm Fri

    Winter Weather Advisory

  • Today

    High: 7 °F

    Heavy Snow
    and Blowing
    Snow

  • Tonight

    Tonight: 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. Wind chill values as low as -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, with a west wind 18 to 25 mph, with gusts as high as 30 mph.

    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 20 percent 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

Today
Snow showers, mainly before 2pm. The snow could be heavy at times. Widespread blowing snow. Steady temperature around 7. Wind chill values as low as -18. Windy, with a west wind 20 to 25 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
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. Wind chill values as low as -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, with a west wind 18 to 25 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 18. Breezy.
Monday
A 20 percent 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 before midnight. 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:
11am MDT Apr 17, 2026-6pm MDT Apr 23, 2026
 
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