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.

Overcast

27°F

-3°C

Humidity 69%
Wind Speed W 8 mph
Barometer 30.05 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 6 Dec 8:15 pm MST
Extended Forecast for

4 Miles NE Silverthorne CO

Winter Storm Warning December 6, 08:30pm until December 6, 11:00pm
Click here for hazard details and duration
...
  •  
    Winter Storm Warning December 6, 08:30pm until December 6, 11:00pm

    NOW until 11:00pm Sat

    Winter Storm Warning

  • Tonight

    Low: 8 °F

    Snow Showers
    Likely and
    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 19. Wind chill values as low as -11. Blustery, with a west northwest wind 13 to 22 mph, with gusts as high as 34 mph. New snow accumulation of less than a half inch possible.

    High: 19 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 7. Wind chill values as low as -8. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 22 mph.

    Low: 7 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Monday

    Monday: A 30 percent chance of snow before 11am. Partly sunny, with a high near 23. Wind chill values as low as -6. Breezy, with a west wind 14 to 16 mph, with gusts as high as 29 mph. Little or no snow accumulation expected.

    High: 23 °F

    Breezy.
    Chance Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. Breezy, with a west wind 17 to 23 mph, with gusts as high as 34 mph.

    Low: 12 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 29. Breezy.

    High: 29 °F

    Slight Chance
    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 24. Windy.

    Low: 24 °F

    Chance Snow
    and Windy

  • Wednesday

    Wednesday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 31. Windy.

    High: 31 °F

    Snow Likely
    and Windy

Detailed Forecast

Tonight
Snow showers likely, mainly before 2am. Widespread blowing snow, mainly before 9pm. Mostly cloudy, with a low around 8. Wind chill values as low as -10. Windy, with a west northwest wind 21 to 28 mph, with gusts as high as 41 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 19. Wind chill values as low as -11. Blustery, with a west northwest wind 13 to 22 mph, with gusts as high as 34 mph. New snow accumulation of less than a half inch possible.
Sunday Night
Mostly cloudy, with a low around 7. Wind chill values as low as -8. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 22 mph.
Monday
A 30 percent chance of snow before 11am. Partly sunny, with a high near 23. Wind chill values as low as -6. Breezy, with a west wind 14 to 16 mph, with gusts as high as 29 mph. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 12. Breezy, with a west wind 17 to 23 mph, with gusts as high as 34 mph.
Tuesday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 29. Breezy.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24. Windy.
Wednesday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 31. Windy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 24. Windy.
Thursday
A chance of snow. Mostly cloudy, with a high near 29. Windy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 21. Breezy.
Friday
A slight chance of snow. Mostly sunny, with a high near 31. Breezy.
Friday Night
Partly cloudy, with a low around 16.
Saturday
Sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Silverthorne CO
 39.69°N 106.02°W (Elev. 11998 ft)
Last Update:
1:36 pm MST Dec 6, 2025
Forecast Valid:
8pm MST Dec 6, 2025-6pm MST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation