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

41°F

5°C

Humidity 49%
Wind Speed W 17 G 30 mph
Barometer 29.76 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 14 Mar 9:55 pm MDT
Extended Forecast for

Arapahoe Peak CO

Winter Weather Advisory until March 15, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until March 15, 09:00am

    NOW until 9:00am Sun

    Winter Weather Advisory

  • Tonight

    Low: -9 °F

    Heavy Snow
    and Blowing
    Snow

  • Sunday

    Sunday: Snow likely, mainly before noon. Widespread blowing snow. Mostly cloudy and cold, with a high near 3. Wind chill values as low as -38. Windy, with a west northwest wind 29 to 32 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 3 °F

    Snow Likely
    and Blowing
    Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Widespread blowing snow, mainly before 9pm. Mostly cloudy, with a low around -2. Wind chill values as low as -28. Very windy, with a west wind 32 to 37 mph decreasing to 24 to 29 mph in the evening. Winds could gust as high as 48 mph.

    Low: -2 °F

    Slight Chance
    Snow and
    Blowing Snow

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 17. Wind chill values as low as -26. Very windy, with a west wind 31 to 38 mph, with gusts as high as 50 mph. New snow accumulation of 1 to 2 inches possible.

    High: 17 °F

    Chance Snow
    and Very
    Windy

  • Monday Night

    Monday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 16. Very windy, with a west wind around 39 mph, with gusts as high as 50 mph.

    Low: 16 °F

    Chance Snow
    and Very
    Windy

  • Tuesday

    Tuesday: A 20 percent chance of snow before noon. Partly sunny, with a high near 29. Very windy.

    High: 29 °F

    Very Windy.
    Slight Chance
    Snow then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. Very windy.

    Low: 22 °F

    Partly Cloudy
    and Very
    Windy

  • Wednesday

    Wednesday: Sunny, with a high near 37. Windy.

    High: 37 °F

    Sunny and
    Windy

Detailed Forecast

Tonight
Snow. The snow could be heavy at times. Widespread blowing snow. Low around -9. Wind chill values as low as -29. Very windy, with a west northwest wind 36 to 43 mph, with gusts as high as 70 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 4 to 8 inches possible.
Sunday
Snow likely, mainly before noon. Widespread blowing snow. Mostly cloudy and cold, with a high near 3. Wind chill values as low as -38. Windy, with a west northwest wind 29 to 32 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Sunday Night
A 20 percent chance of snow before midnight. Widespread blowing snow, mainly before 9pm. Mostly cloudy, with a low around -2. Wind chill values as low as -28. Very windy, with a west wind 32 to 37 mph decreasing to 24 to 29 mph in the evening. Winds could gust as high as 48 mph.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 17. Wind chill values as low as -26. Very windy, with a west wind 31 to 38 mph, with gusts as high as 50 mph. New snow accumulation of 1 to 2 inches possible.
Monday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 16. Very windy, with a west wind around 39 mph, with gusts as high as 50 mph.
Tuesday
A 20 percent chance of snow before noon. Partly sunny, with a high near 29. Very windy.
Tuesday Night
Partly cloudy, with a low around 22. Very windy.
Wednesday
Sunny, with a high near 37. Windy.
Wednesday Night
Mostly clear, with a low around 25. Windy.
Thursday
Sunny, with a high near 41. Windy.
Thursday Night
Mostly clear, with a low around 25. Windy.
Friday
Mostly sunny, with a high near 42. Windy.
Friday Night
Mostly clear, with a low around 24. Blustery.
Saturday
Sunny, with a high near 43. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
12:47 pm MDT Mar 14, 2026
Forecast Valid:
10pm MDT Mar 14, 2026-6pm MDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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