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.

Partly Cloudy

26°F

-3°C

Humidity 70%
Wind Speed W 7 mph
Barometer 30.02 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 6 Dec 7:15 pm MST
Extended Forecast for

6 Miles NNE Silverthorne CO

Winter Storm Warning December 6, 07:37pm until December 6, 11:00pm
Click here for hazard details and duration
...
  •  
    Winter Storm Warning December 6, 07:37pm until December 6, 11:00pm

    NOW until 11:00pm Sat

    Winter Storm Warning

  • Tonight

    Low: 9 °F

    Snow Showers
    Likely and
    Areas Blowing
    Snow

  • Sunday

    Sunday: A 30 percent chance of snow before 11am. Patchy blowing snow before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 17. Wind chill values as low as -10. Blustery, with a west northwest wind 11 to 21 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.

    High: 17 °F

    Chance Snow
    and Patchy
    Blowing Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a steady temperature around 13. Wind chill values as low as -4. Breezy, with a west southwest wind 11 to 16 mph, with gusts as high as 20 mph.

    Low: 13 °F

    Slight Chance
    Snow and
    Breezy

  • Monday

    Monday: A 30 percent chance of snow, mainly before 11am. Partly sunny, with a high near 21. Wind chill values as low as -2. Breezy, with a west wind 13 to 15 mph, with gusts as high as 26 mph. Little or no snow accumulation expected.

    High: 21 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. Breezy, with a west wind 16 to 22 mph, with gusts as high as 34 mph.

    Low: 13 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 28. Breezy.

    High: 28 °F

    Slight Chance
    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 25. Breezy.

    Low: 25 °F

    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: Snow likely. Mostly cloudy, with a high near 30. Breezy.

    High: 30 °F

    Snow Likely
    and Breezy

Detailed Forecast

Tonight
Snow showers likely, mainly before 2am. Areas of blowing snow. Mostly cloudy, with a low around 9. Wind chill values as low as -9. Windy, with a west northwest wind 20 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Sunday
A 30 percent chance of snow before 11am. Patchy blowing snow before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 17. Wind chill values as low as -10. Blustery, with a west northwest wind 11 to 21 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.
Sunday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a steady temperature around 13. Wind chill values as low as -4. Breezy, with a west southwest wind 11 to 16 mph, with gusts as high as 20 mph.
Monday
A 30 percent chance of snow, mainly before 11am. Partly sunny, with a high near 21. Wind chill values as low as -2. Breezy, with a west wind 13 to 15 mph, with gusts as high as 26 mph. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 13. Breezy, with a west wind 16 to 22 mph, with gusts as high as 34 mph.
Tuesday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 28. Breezy.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25. Breezy.
Wednesday
Snow likely. Mostly cloudy, with a high near 30. Breezy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 25. Windy.
Thursday
A chance of snow. Mostly cloudy, with a high near 27. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 22. Breezy.
Friday
A slight chance of snow. Mostly sunny, with a high near 29. Breezy.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Silverthorne CO
 39.73°N 106.05°W (Elev. 11726 ft)
Last Update:
1:36 pm MST Dec 6, 2025
Forecast Valid:
7pm MST Dec 6, 2025-6pm MST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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