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.

Light Snow

15°F

-9°C

Humidity 80%
Wind Speed SW 5 mph
Barometer 30.21 in
Dewpoint 10°F (-12°C)
Visibility 3.00 mi
Wind Chill7°F (-14°C)
Last update 4 Dec 9:15 am MST
Extended Forecast for

5 Miles NNE Silverthorne CO

Winter Storm Watch December 5, 05:00pm until December 7, 08:00am
Click here for hazard details and duration
Winter Storm Watch

  • Today

    Today: Mostly sunny, with a high near 15. Wind chill values as low as -8. Blustery, with a west northwest wind 11 to 15 mph, with gusts as high as 24 mph.

    High: 15 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Blustery

  • Tonight

    Tonight: A 50 percent chance of snow, mainly after 11pm. Mostly cloudy, with a temperature rising to around 11 by 4am. Wind chill values as low as -10. Breezy, with a west wind 14 to 16 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.

    Low: 8 °F⇑

    Chance Snow
    and Breezy

  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 18. Wind chill values as low as -5. West wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 18 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow, mainly after 11pm. Widespread blowing snow, mainly after 5am. Low around 14. Wind chill values as low as -2. Windy, with a west wind 16 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 14 °F

    Snow and
    Blowing Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. Widespread blowing snow, mainly before 8am. High near 18. Breezy, with a west wind 20 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 100%.

    High: 18 °F

    Heavy Snow
    and Blowing
    Snow

  • Saturday Night

    Saturday Night: Snow. Patchy blowing snow before 11pm, then patchy blowing snow after 1am. Low around 11. Blustery. Chance of precipitation is 80%.

    Low: 11 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: A 50 percent chance of snow. Patchy blowing snow before 8am. Partly sunny, with a high near 16. Breezy.

    High: 16 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: A slight chance of snow after 11pm. Partly cloudy, with a low around 7. Breezy.

    Low: 7 °F

    Slight Chance
    Snow and
    Breezy

  • Monday

    Monday: A chance of snow. Partly sunny, with a high near 23. Breezy.

    High: 23 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 15. Wind chill values as low as -8. Blustery, with a west northwest wind 11 to 15 mph, with gusts as high as 24 mph.
Tonight
A 50 percent chance of snow, mainly after 11pm. Mostly cloudy, with a temperature rising to around 11 by 4am. Wind chill values as low as -10. Breezy, with a west wind 14 to 16 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.
Friday
Snow likely. Mostly cloudy, with a high near 18. Wind chill values as low as -5. West wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday Night
Snow, mainly after 11pm. Widespread blowing snow, mainly after 5am. Low around 14. Wind chill values as low as -2. Windy, with a west wind 16 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow. The snow could be heavy at times. Widespread blowing snow, mainly before 8am. High near 18. Breezy, with a west wind 20 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 100%.
Saturday Night
Snow. Patchy blowing snow before 11pm, then patchy blowing snow after 1am. Low around 11. Blustery. Chance of precipitation is 80%.
Sunday
A 50 percent chance of snow. Patchy blowing snow before 8am. Partly sunny, with a high near 16. Breezy.
Sunday Night
A slight chance of snow after 11pm. Partly cloudy, with a low around 7. Breezy.
Monday
A chance of snow. Partly sunny, with a high near 23. Breezy.
Monday Night
Mostly cloudy, with a low around 12. Breezy.
Tuesday
A slight chance of snow. Partly sunny, with a high near 26. Breezy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 20. Breezy.
Wednesday
A chance of snow. Partly sunny, with a high near 28. Breezy.
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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:
3:25 am MST Dec 4, 2025
Forecast Valid:
9am MST Dec 4, 2025-6pm MST Dec 10, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation