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

28°F

-2°C

Humidity 68%
Wind Speed W 15 G 23 mph
Barometer 29.96 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 6 Dec 4:55 pm MST
Extended Forecast for

5 Miles NNE Silverthorne CO

Winter Storm Warning December 6, 05:20pm until December 6, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning December 6, 05:20pm until December 6, 11:00pm

    NOW until 11:00pm Sat

    Winter Storm Warning

  • This Afternoon

    High: 15 °F

    Snow Showers
    Likely and
    Areas Blowing
    Snow

  • Tonight

    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%. New snow accumulation of less than one inch possible.

    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 low around 10. 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: 10 °F

    Slight Chance
    Snow and
    Breezy

  • Monday

    Monday: A 30 percent chance of snow, mainly before 11am. Partly sunny, with a high near 21. Breezy, with a west wind 13 to 15 mph, with gusts as high as 26 mph.

    High: 21 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. Breezy.

    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 chance of snow. Mostly cloudy, with a low around 25. Breezy.

    Low: 25 °F

    Chance Snow
    and Breezy

Detailed Forecast

This Afternoon
Snow showers likely. Areas of blowing snow. Mostly cloudy, with a steady temperature around 15. Wind chill values as low as -4. Blustery, with a west northwest wind around 24 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 2 to 4 inches possible.
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%. New 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 low around 10. 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. Breezy, with a west wind 13 to 15 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 13. Breezy.
Tuesday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 28. Breezy.
Tuesday Night
A 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
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Silverthorne CO
 39.73°N 106.05°W (Elev. 11726 ft)
Last Update:
1:36 pm MST Dec 6, 2025
Forecast Valid:
5pm MST Dec 6, 2025-6pm MST Dec 13, 2025
 
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Additional Resources

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Chance of Precipitation