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.

Fair

17°F

-8°C

Humidity 56%
Wind Speed SW 3 mph
Barometer 30.18 in
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Last update 15 Mar 8:55 pm MDT
Extended Forecast for

Arapahoe Peak CO

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after midnight. Widespread blowing snow, mainly before midnight. Mostly cloudy, with a low around -3. Wind chill values as low as -29. Windy, with a west wind 25 to 31 mph, with gusts as high as 47 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: -3 °F

    Chance Snow
    and Blowing
    Snow

  • Monday

    Monday: A 40 percent chance of snow. Partly sunny, with a high near 17. Wind chill values as low as -27. Very windy, with a west wind 32 to 36 mph, with gusts as high as 55 mph. New snow accumulation of 1 to 3 inches possible.

    High: 17 °F

    Chance Snow
    and Very
    Windy

  • Monday Night

    Monday Night: A 40 percent chance of snow. Mostly cloudy, with a temperature rising to around 18 by 5am. Wind chill values as low as -7. Very windy, with a west wind around 38 mph, with gusts as high as 49 mph. New snow accumulation of around an inch possible.

    Low: 15 °F⇑

    Chance Snow
    and Very
    Windy

  • Tuesday

    Tuesday: A 30 percent chance of snow before noon. Cloudy, then gradually becoming mostly sunny, with a high near 27. Wind chill values as low as -2. Very windy, with a west wind 33 to 38 mph, with gusts as high as 50 mph. New snow accumulation of less than a half inch possible.

    High: 27 °F

    Very Windy.
    Chance Snow
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 21. Windy, with a west wind 31 to 34 mph, with gusts as high as 47 mph.

    Low: 21 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: Sunny, with a high near 35. Windy.

    High: 35 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 24. Windy.

    Low: 24 °F

    Mostly Clear
    and Windy

  • Thursday

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

    High: 37 °F

    Sunny and
    Windy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26. Windy.

    Low: 26 °F

    Mostly Clear
    and Windy

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly after midnight. Widespread blowing snow, mainly before midnight. Mostly cloudy, with a low around -3. Wind chill values as low as -29. Windy, with a west wind 25 to 31 mph, with gusts as high as 47 mph. Total nighttime snow accumulation of less than a half inch possible.
Monday
A 40 percent chance of snow. Partly sunny, with a high near 17. Wind chill values as low as -27. Very windy, with a west wind 32 to 36 mph, with gusts as high as 55 mph. New snow accumulation of 1 to 3 inches possible.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a temperature rising to around 18 by 5am. Wind chill values as low as -7. Very windy, with a west wind around 38 mph, with gusts as high as 49 mph. New snow accumulation of around an inch possible.
Tuesday
A 30 percent chance of snow before noon. Cloudy, then gradually becoming mostly sunny, with a high near 27. Wind chill values as low as -2. Very windy, with a west wind 33 to 38 mph, with gusts as high as 50 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Partly cloudy, with a low around 21. Windy, with a west wind 31 to 34 mph, with gusts as high as 47 mph.
Wednesday
Sunny, with a high near 35. Windy.
Wednesday Night
Mostly clear, with a low around 24. Windy.
Thursday
Sunny, with a high near 37. Windy.
Thursday Night
Mostly clear, with a low around 26. Windy.
Friday
Sunny, with a high near 43. Windy.
Friday Night
Mostly clear, with a low around 25. Windy.
Saturday
Sunny, with a high near 44. Windy.
Saturday Night
Mostly clear, with a low around 25. Windy.
Sunday
A slight chance of snow. Partly sunny, with a high near 39. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
6:55 pm MDT Mar 15, 2026
Forecast Valid:
9pm MDT Mar 15, 2026-6pm MDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation