Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.
A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >
Hazardous Weather Conditions
Current conditions at
Granby-Grand County Airport (KGNB)
Lat: 40.09°NLon: 105.92°WElev: 8207ft.
Fair
10°F
-12°C
| Humidity | 77% |
| Wind Speed | SE 7 mph |
| Barometer | 30.57 in |
| Dewpoint | 4°F (-16°C) |
| Visibility | 10.00 mi |
| Wind Chill | -1°F (-18°C) |
| Last update | 29 Dec 8:15 pm MST |
Extended Forecast for
7 Miles NE Silverthorne CO
Tonight
Low: 12 °F
Clear
Tuesday
High: 29 °F
Sunny
Tuesday Night
Low: 18 °F
Mostly Clear
Wednesday
High: 34 °F
Mostly Sunny
Wednesday Night
Low: 21 °F
Mostly Cloudy
New Year's Day
High: 31 °F
Snow Likely
Thursday Night
Low: 25 °F
Snow Likely
Friday
High: 29 °F
Snow Likely
Friday Night
Low: 20 °F
Slight Chance
Snow then
Mostly Cloudy
Detailed Forecast
Tonight
Clear, with a low around 12. West northwest wind around 7 mph.
Tuesday
Sunny, with a high near 29. West northwest wind around 8 mph.
Tuesday Night
Mostly clear, with a low around 18. West southwest wind around 7 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny, with a high near 34. West wind around 7 mph, with gusts as high as 16 mph.
Wednesday Night
Mostly cloudy, with a low around 21. West southwest wind around 7 mph.
New Year's Day
Snow likely after 11am. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.
Thursday Night
Snow likely. Cloudy, with a low around 25. Chance of precipitation is 70%.
Friday
Snow likely. Mostly cloudy, with a high near 29.
Friday Night
A slight chance of snow before 11pm. Mostly cloudy, with a low around 20.
Saturday
A slight chance of snow after 11am. Mostly sunny, with a high near 32.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 18.
Sunday
A chance of snow. Partly sunny, with a high near 29.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 17.
Monday
A chance of snow. Partly sunny, with a high near 26.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
7 Miles NE Silverthorne CO
39.73°N 106°W (Elev. 11398 ft)
39.73°N 106°W (Elev. 11398 ft)
2:01 pm MST Dec 29, 2025
8pm MST Dec 29, 2025-6pm MST Jan 5, 2026
Additional Resources
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Hourly Weather Forecast
