Heavy Snow from the Midwest into the Great Lakes; Locally Heavy Rain in the Western Gulf Coast

A significant winter storm will produce a broad area of moderate to heavy snow from the Midwest through the western Great Lakes. Significant snow accumulations of 6-12 inches, and locally more than 1 foot, and gusty wind may cause hazardous travel conditions. Thunderstorms, some severe, and showers may produce locally heavy rain and isolated flash flooding along the western Gulf Coast. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair

11°F

-12°C

Humidity 78%
Wind Speed E 3 mph
Barometer 30.16 in
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Last update 30 Nov 12:15 am MST
Extended Forecast for

2 Miles WSW Arapahoe Peak CO

Winter Weather Advisory November 30, 11:00am until December 1, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: Mostly cloudy, with a temperature rising to around 9 by 5am. Wind chill values as low as -8. West southwest wind 6 to 9 mph, with gusts as high as 15 mph.

    Low: 6 °F

    Mostly Cloudy

  • Sunday

    Sunday: Snow, mainly after 11am.  High near 17. Wind chill values as low as -2. West southwest wind 7 to 9 mph, with gusts as high as 15 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 17 °F

    Snow

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times.  Low around 3. Wind chill values as low as -11. West wind 7 to 9 mph, with gusts as high as 15 mph.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 3 °F

    Heavy Snow
    then Snow
    Likely

  • Monday

    Monday: A 30 percent chance of snow before 11am.  Mostly cloudy, then gradually becoming sunny, with a high near 12. Wind chill values as low as -13. Breezy, with a west wind 10 to 18 mph, with gusts as high as 30 mph.  New snow accumulation of less than a half inch possible.

    High: 12 °F

    Breezy.
    Chance Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 2. Breezy, with a west wind around 18 mph, with gusts as high as 30 mph.

    Low: 2 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 17. Breezy.

    High: 17 °F

    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 6. Breezy.  Chance of precipitation is 60%.

    Low: 6 °F

    Snow Likely
    and Breezy

  • Wednesday

    Wednesday: Snow.  Cloudy, with a high near 11.

    High: 11 °F

    Snow

  • Wednesday Night

    Wednesday Night: A chance of snow, mainly before 11pm.  Mostly cloudy, with a low around 1.

    Low: 1 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a temperature rising to around 9 by 5am. Wind chill values as low as -8. West southwest wind 6 to 9 mph, with gusts as high as 15 mph.
Sunday
Snow, mainly after 11am. High near 17. Wind chill values as low as -2. West southwest wind 7 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Snow. The snow could be heavy at times. Low around 3. Wind chill values as low as -11. West wind 7 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Monday
A 30 percent chance of snow before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 12. Wind chill values as low as -13. Breezy, with a west wind 10 to 18 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 2. Breezy, with a west wind around 18 mph, with gusts as high as 30 mph.
Tuesday
A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 17. Breezy.
Tuesday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 6. Breezy. Chance of precipitation is 60%.
Wednesday
Snow. Cloudy, with a high near 11.
Wednesday Night
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 1.
Thursday
A chance of snow, mainly before 11am. Partly sunny, with a high near 14. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 7. Breezy.
Friday
A chance of snow. Partly sunny, with a high near 15. Breezy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 12. Windy.
Saturday
A chance of snow. Partly sunny, with a high near 20. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Arapahoe Peak CO
 40.02°N 105.68°W (Elev. 11293 ft)
2:11 pm MST Nov 29, 2025
12am MST Nov 30, 2025-6pm MST Dec 6, 2025
 
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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