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

40°F

4°C

Humidity 42%
Wind Speed N 3 mph
Barometer 29.83 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 5 Mar 10:35 am MST
Extended Forecast for

Arapahoe Peak CO

Winter Storm Warning March 6, 12:00am until March 7, 12:00am
Click here for hazard details and duration
Winter Storm Warning

  • Today

    Today: A 30 percent chance of snow after 11am. Increasing clouds, with a high near 26. Breezy, with a west southwest wind around 16 mph, with gusts as high as 25 mph. Total daytime snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow
    and Breezy

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Low around 8. Wind chill values as low as -5. West southwest wind 11 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    Low: 8 °F

    Heavy Snow

  • Friday

    Friday: Snow. The snow could be heavy at times. Widespread blowing snow, mainly between 8am and 5pm. Temperature falling to around 6 by 5pm. Wind chill values as low as -13. Blustery, with a northeast wind 16 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    High: 9 °F⇓

    Heavy Snow
    and Blowing
    Snow

  • Friday Night

    Friday Night: Snow, mainly before 11pm. Low around 0. Wind chill values as low as -19. Blustery, with a west wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 0 °F

    Snow and
    Blustery then
    Chance Snow
    and Breezy

  • Saturday

    Saturday: A 20 percent chance of snow. Patchy blowing snow after noon. Mostly sunny, with a high near 14. Breezy, with a west wind 17 to 24 mph, with gusts as high as 33 mph.

    High: 14 °F

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Patchy blowing snow. Mostly clear, with a low around 6. Windy.

    Low: 6 °F

    Patchy
    Blowing Snow
    and Windy

  • Sunday

    Sunday: Areas of blowing snow. Sunny, with a high near 21. Windy.

    High: 21 °F

    Areas Blowing
    Snow and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 13. Windy.

    Low: 13 °F

    Mostly Clear
    and Windy

  • Monday

    Monday: Sunny, with a high near 27. Windy.

    High: 27 °F

    Sunny and
    Windy

Detailed Forecast

Today
A 30 percent chance of snow after 11am. Increasing clouds, with a high near 26. Breezy, with a west southwest wind around 16 mph, with gusts as high as 25 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow. The snow could be heavy at times. Low around 8. Wind chill values as low as -5. West southwest wind 11 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Friday
Snow. The snow could be heavy at times. Widespread blowing snow, mainly between 8am and 5pm. Temperature falling to around 6 by 5pm. Wind chill values as low as -13. Blustery, with a northeast wind 16 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Friday Night
Snow, mainly before 11pm. Low around 0. Wind chill values as low as -19. Blustery, with a west wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Saturday
A 20 percent chance of snow. Patchy blowing snow after noon. Mostly sunny, with a high near 14. Breezy, with a west wind 17 to 24 mph, with gusts as high as 33 mph.
Saturday Night
Patchy blowing snow. Mostly clear, with a low around 6. Windy.
Sunday
Areas of blowing snow. Sunny, with a high near 21. Windy.
Sunday Night
Mostly clear, with a low around 13. Windy.
Monday
Sunny, with a high near 27. Windy.
Monday Night
Partly cloudy, with a low around 16. Windy.
Tuesday
Snow likely. Partly sunny, with a high near 25. Windy.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 6. Windy.
Wednesday
A chance of snow. Partly sunny, with a high near 14. Very 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:
11:46 pm MST Mar 4, 2026
Forecast Valid:
10am MST Mar 5, 2026-6pm MDT Mar 11, 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