Heavy Rain in the Southeast; Wintry Mix from the Plains through the Ohio Valley

A storm system will bring a number impacts to the central and eastern US. Heavy rain and thunderstorms are expected in the Gulf Coast and Deep South. Further north, a wintry mix may produce a glaze of ice from the Ozarks/Mid-South east through the Ohio Valley. Accumulating snow is expected from the central Plains east into the Upper Ohio Valley/Lower Great Lakes. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Light Snow

9°F

-13°C

Humidity 78%
Wind Speed NE 5 mph
Barometer 30.12 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 1 Dec 8:15 am MST
Extended Forecast for

4 Miles WNW Guanella Pass CO

  • Today

    Today: Sunny and cold, with a high near 5. Wind chill values as low as -23. Blustery, with a west northwest wind 20 to 23 mph, with gusts as high as 34 mph.

    High: 5 °F

    Cold and
    Blustery

  • Tonight

    Tonight: Mostly clear, with a low around -1. Wind chill values as low as -24. Windy, with a west northwest wind 24 to 29 mph, with gusts as high as 44 mph.

    Low: -1 °F

    Mostly Clear
    and Windy

  • Tuesday

    Tuesday: A 50 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 12. Wind chill values as low as -22. Windy, with a west wind 20 to 26 mph, with gusts as high as 40 mph.  New snow accumulation of less than a half inch possible.

    High: 12 °F

    Chance Snow
    and Windy

  • Tuesday Night

    Tuesday Night: Snow, mainly after 11pm.  Low around 2. Wind chill values as low as -11. Breezy, with a west wind 10 to 18 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 2 °F

    Snow and
    Breezy

  • Wednesday

    Wednesday: Snow.  High near 4. West wind 11 to 14 mph becoming south in the morning. Winds could gust as high as 21 mph.  Chance of precipitation is 100%.

    High: 4 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around -5. Breezy.  Chance of precipitation is 60%.

    Low: -5 °F

    Snow Likely
    then Slight
    Chance Snow
    and Breezy

  • Thursday

    Thursday: Sunny and cold, with a high near 7. Breezy.

    High: 7 °F

    Cold and
    Breezy

  • Thursday Night

    Thursday Night: A chance of snow after 11pm.  Partly cloudy, with a low around -1. Windy.

    Low: -1 °F

    Chance Snow
    and Windy

  • Friday

    Friday: A chance of snow.  Partly sunny and cold, with a high near 9. Windy.

    High: 9 °F

    Chance Snow
    and Windy

Detailed Forecast

Today
Sunny and cold, with a high near 5. Wind chill values as low as -23. Blustery, with a west northwest wind 20 to 23 mph, with gusts as high as 34 mph.
Tonight
Mostly clear, with a low around -1. Wind chill values as low as -24. Windy, with a west northwest wind 24 to 29 mph, with gusts as high as 44 mph.
Tuesday
A 50 percent chance of snow, mainly after 11am. Partly sunny, with a high near 12. Wind chill values as low as -22. Windy, with a west wind 20 to 26 mph, with gusts as high as 40 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow, mainly after 11pm. Low around 2. Wind chill values as low as -11. Breezy, with a west wind 10 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow. High near 4. West wind 11 to 14 mph becoming south in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 100%.
Wednesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around -5. Breezy. Chance of precipitation is 60%.
Thursday
Sunny and cold, with a high near 7. Breezy.
Thursday Night
A chance of snow after 11pm. Partly cloudy, with a low around -1. Windy.
Friday
A chance of snow. Partly sunny and cold, with a high near 9. Windy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 6. Very windy.
Saturday
Snow likely. Mostly cloudy, with a high near 11. Very windy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 7. Windy.
Sunday
A chance of snow. Partly sunny, with a high near 11. Windy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Guanella Pass CO
 39.61°N 105.78°W (Elev. 13445 ft)
3:26 am MST Dec 1, 2025
8am MST Dec 1, 2025-6pm MST Dec 7, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database