Snow in the Rockies; Showers and Thunderstorms Along the Gulf Coast; Potential Winter Storm for Northern Mid-Atlantic and Interior New England

A winter-like pattern will continue over much of the Lower 48 over the next few days, with snow stretching from the Rockies today into the Middle Mississippi Valley on Monday. Showers and thunderstorms will develop along the Gulf Coast and Southeast on Monday. As the storm moves northward late Monday into Tuesday, winter weather is possible from the Central Appalachians to Interior New England. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Mostly Cloudy

13°F

-11°C

Humidity 81%
Wind Speed NW 5 mph
Barometer 30.03 in
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 1 Dec 4:15 am MST
Extended Forecast for

4 Miles ENE Trail Ridge CO

Winter Weather Advisory December 1, 04:31am until December 1, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 1, 04:31am until December 1, 05:00am

    NOW until 5:00am Mon

    Winter Weather Advisory

  • Overnight

    Low: 0 °F

    Slight Chance
    Snow and
    Blustery

  • Monday

    Monday: Sunny, with a high near 12. Wind chill values as low as -21. Breezy, with a west northwest wind 18 to 23 mph, with gusts as high as 34 mph.

    High: 12 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a temperature rising to around 10 by 2am. Wind chill values as low as -18. Windy, with a west wind 23 to 31 mph, with gusts as high as 47 mph.

    Low: 5 °F

    Partly Cloudy
    and Windy

  • Tuesday

    Tuesday: A 40 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 19. Wind chill values as low as -14. Windy, with a west wind 23 to 32 mph, with gusts as high as 48 mph.  New snow accumulation of less than a half inch possible.

    High: 19 °F

    Chance Snow
    and Windy

  • Tuesday Night

    Tuesday Night: Snow, mainly after 11pm.  Low around 6. Breezy, with a west wind 8 to 17 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%.

    Low: 6 °F

    Snow and
    Breezy

  • Wednesday

    Wednesday: Snow.  High near 9. Chance of precipitation is 90%.

    High: 9 °F

    Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before 11pm.  Partly cloudy, with a low around -4. Breezy.

    Low: -4 °F

    Slight Chance
    Snow then
    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 14. Breezy.

    High: 14 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Overnight
A 20 percent chance of snow. Partly cloudy, with a low around 0. Wind chill values as low as -21. Blustery, with a northwest wind around 17 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 12. Wind chill values as low as -21. Breezy, with a west northwest wind 18 to 23 mph, with gusts as high as 34 mph.
Monday Night
Partly cloudy, with a temperature rising to around 10 by 2am. Wind chill values as low as -18. Windy, with a west wind 23 to 31 mph, with gusts as high as 47 mph.
Tuesday
A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 19. Wind chill values as low as -14. Windy, with a west wind 23 to 32 mph, with gusts as high as 48 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow, mainly after 11pm. Low around 6. Breezy, with a west wind 8 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Wednesday
Snow. High near 9. Chance of precipitation is 90%.
Wednesday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around -4. Breezy.
Thursday
Mostly sunny, with a high near 14. Breezy.
Thursday Night
A chance of snow after 11pm. Mostly cloudy, with a low around 3. Windy.
Friday
A chance of snow. Partly sunny, with a high near 15. Windy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 10. Windy.
Saturday
Snow likely. Mostly cloudy, with a high near 18. Windy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 10. Windy.
Sunday
A chance of snow. Partly sunny, with a high near 18. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Trail Ridge CO
 40.46°N 105.67°W (Elev. 12001 ft)
3:26 am MST Dec 1, 2025
4am MST Dec 1, 2025-6pm MST Dec 7, 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