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

36°F

2°C

Humidity 40%
Wind Speed W 8 mph
Barometer 30.17 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 18 Jan 4:55 pm MST
Extended Forecast for

Arapahoe Peak CO

  • Tonight

    Tonight: Snow likely, mainly after 11pm. Mostly cloudy, with a low around 2. Wind chill values as low as -13. Blustery, with a west wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 2 °F

    Snow Likely
    and Blustery

  • M.L.King Day

    M.L.King Day: A 50 percent chance of snow, mainly before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 12. Wind chill values as low as -17. Breezy, with a west northwest wind 15 to 22 mph, with gusts as high as 34 mph. New snow accumulation of less than one inch possible.

    High: 12 °F

    Chance Snow
    and Blustery
    then Slight
    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 1. Wind chill values as low as -26. Very windy, with a west wind 26 to 31 mph increasing to 34 to 39 mph after midnight. Winds could gust as high as 60 mph.

    Low: 1 °F

    Mostly Clear
    and Very
    Windy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 12. Wind chill values as low as -26. Very windy, with a west wind 34 to 40 mph, with gusts as high as 60 mph.

    High: 12 °F

    Mostly Sunny
    and Very
    Windy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 3. Very windy, with a west wind 29 to 36 mph, with gusts as high as 55 mph.

    Low: 3 °F

    Partly Cloudy
    and Very
    Windy

  • Wednesday

    Wednesday: Sunny, with a high near 12. Windy.

    High: 12 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 4. Windy.

    Low: 4 °F

    Partly Cloudy
    and Windy

  • Thursday

    Thursday: Partly sunny, with a high near 16. Windy.

    High: 16 °F

    Partly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 6. Windy.

    Low: 6 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Tonight
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 2. Wind chill values as low as -13. Blustery, with a west wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.
M.L.King Day
A 50 percent chance of snow, mainly before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 12. Wind chill values as low as -17. Breezy, with a west northwest wind 15 to 22 mph, with gusts as high as 34 mph. New snow accumulation of less than one inch possible.
Monday Night
Mostly clear, with a low around 1. Wind chill values as low as -26. Very windy, with a west wind 26 to 31 mph increasing to 34 to 39 mph after midnight. Winds could gust as high as 60 mph.
Tuesday
Mostly sunny, with a high near 12. Wind chill values as low as -26. Very windy, with a west wind 34 to 40 mph, with gusts as high as 60 mph.
Tuesday Night
Partly cloudy, with a low around 3. Very windy, with a west wind 29 to 36 mph, with gusts as high as 55 mph.
Wednesday
Sunny, with a high near 12. Windy.
Wednesday Night
Partly cloudy, with a low around 4. Windy.
Thursday
Partly sunny, with a high near 16. Windy.
Thursday Night
Mostly cloudy, with a low around 6. Windy.
Friday
A chance of snow. Mostly cloudy, with a high near 13. Breezy.
Friday Night
Snow likely. Mostly cloudy, with a low around 5. Breezy.
Saturday
Snow likely. Mostly cloudy, with a high near 11. Breezy.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 5. Windy.
Sunday
A chance of snow. Partly sunny, with a high near 12. 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:
2:16 pm MST Jan 18, 2026
Forecast Valid:
5pm MST Jan 18, 2026-6pm MST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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