Current conditions at

Granby-Grand County Airport (KGNB)

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

Overcast

26°F

-3°C

Humidity 81%
Wind Speed N 5 mph
Barometer 29.97 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 5 Dec 8:15 pm MST
Extended Forecast for

9 Miles WSW Trail Ridge CO

Winter Storm Warning December 5, 11:00pm until December 6, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  • Tonight

    Tonight: Snow, mainly after 10pm. The snow could be heavy at times.  Widespread blowing snow, mainly after midnight. Temperature falling to near 14 by midnight, then rising to around 20 during the remainder of the night. Wind chill values as low as -4. Windy, with a west southwest wind 20 to 28 mph, with gusts as high as 47 mph.  Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 7 inches possible.

    Low: 14 °F

    Heavy Snow
    and Blowing
    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times.  Widespread blowing snow, mainly before 5pm. Temperature rising to near 20 by noon, then falling to around 15 during the remainder of the day. Wind chill values as low as -4. Windy, with a west wind 26 to 31 mph, with gusts as high as 55 mph.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 20 °F

    Heavy Snow
    and Blowing
    Snow

  • Saturday Night

    Saturday Night: Snow.  Areas of blowing snow before 10pm, then patchy blowing snow after 1am. Low around 8. Wind chill values as low as -11. Blustery, with a west wind 18 to 22 mph, with gusts as high as 36 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 8 °F

    Snow and
    Areas Blowing
    Snow

  • Sunday

    Sunday: Snow likely, mainly before 11am.  Patchy blowing snow before 11am. Partly sunny, with a high near 16. Wind chill values as low as -12. Breezy, with a west wind 16 to 21 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 16 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow after 11pm.  Mostly cloudy, with a low around 5. Breezy, with a west southwest wind around 15 mph, with gusts as high as 24 mph.

    Low: 5 °F

    Chance Snow
    and Breezy

  • Monday

    Monday: A 50 percent chance of snow.  Mostly cloudy, with a high near 20. Breezy.

    High: 20 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11. Breezy.

    Low: 11 °F

    Mostly Cloudy
    and Breezy

  • Tuesday

    Tuesday: A chance of snow.  Mostly cloudy, with a high near 27. Breezy.

    High: 27 °F

    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 20. Windy.

    Low: 20 °F

    Snow Likely
    and Windy

Detailed Forecast

Tonight
Snow, mainly after 10pm. The snow could be heavy at times. Widespread blowing snow, mainly after midnight. Temperature falling to near 14 by midnight, then rising to around 20 during the remainder of the night. Wind chill values as low as -4. Windy, with a west southwest wind 20 to 28 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 7 inches possible.
Saturday
Snow. The snow could be heavy at times. Widespread blowing snow, mainly before 5pm. Temperature rising to near 20 by noon, then falling to around 15 during the remainder of the day. Wind chill values as low as -4. Windy, with a west wind 26 to 31 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Saturday Night
Snow. Areas of blowing snow before 10pm, then patchy blowing snow after 1am. Low around 8. Wind chill values as low as -11. Blustery, with a west wind 18 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow likely, mainly before 11am. Patchy blowing snow before 11am. Partly sunny, with a high near 16. Wind chill values as low as -12. Breezy, with a west wind 16 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday Night
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 5. Breezy, with a west southwest wind around 15 mph, with gusts as high as 24 mph.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 20. Breezy.
Monday Night
Mostly cloudy, with a low around 11. Breezy.
Tuesday
A chance of snow. Mostly cloudy, with a high near 27. Breezy.
Tuesday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 20. Windy.
Wednesday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 27. Windy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 22. Windy.
Thursday
A chance of snow. Partly sunny, with a high near 28. Breezy.
Thursday Night
Mostly cloudy, with a low around 17. Breezy.
Friday
Mostly sunny, with a high near 28. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WSW Trail Ridge CO
 40.38°N 105.89°W (Elev. 11201 ft)
2:47 pm MST Dec 5, 2025
8pm MST Dec 5, 2025-6pm MST Dec 12, 2025
 
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Additional Resources

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National Digital Forecast Database