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

4°F

-16°C

Humidity 82%
Wind Speed SE 5 mph
Barometer 30.59 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill-6°F (-21°C)
Last update 30 Dec 2:35 am MST
Extended Forecast for

6 Miles NW LONG'S PEAK CO

  • Overnight

    Overnight: Clear, with a steady temperature around 17. Wind chill values as low as -3. Windy, with a west southwest wind 20 to 25 mph, with gusts as high as 38 mph.

    Low: 17 °F

    Clear and
    Windy

  • Tuesday

    Tuesday: Sunny, with a high near 29. Wind chill values as low as -3. Windy, with a west wind 20 to 25 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 29 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. Windy, with a west wind 16 to 21 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 39 mph.

    Low: 22 °F

    Mostly Clear
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. Windy, with a west wind 23 to 28 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 37 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. Windy, with a west wind 20 to 26 mph, with gusts as high as 37 mph.

    Low: 27 °F

    Mostly Cloudy
    and Windy

  • New Year's Day

    New Year's Day: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 33. Windy.  Chance of precipitation is 60%.

    High: 33 °F

    Snow Likely
    and Windy

  • Thursday Night

    Thursday Night: Snow likely.  Mostly cloudy, with a low around 29. Windy.  Chance of precipitation is 70%.

    Low: 29 °F

    Snow Likely
    and Windy

  • Friday

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

    High: 31 °F

    Snow Likely
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26. Windy.

    Low: 26 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Overnight
Clear, with a steady temperature around 17. Wind chill values as low as -3. Windy, with a west southwest wind 20 to 25 mph, with gusts as high as 38 mph.
Tuesday
Sunny, with a high near 29. Wind chill values as low as -3. Windy, with a west wind 20 to 25 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 38 mph.
Tuesday Night
Mostly clear, with a low around 22. Windy, with a west wind 16 to 21 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 39 mph.
Wednesday
Mostly sunny, with a high near 37. Windy, with a west wind 23 to 28 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 38 mph.
Wednesday Night
Mostly cloudy, with a low around 27. Windy, with a west wind 20 to 26 mph, with gusts as high as 37 mph.
New Year's Day
Snow likely, mainly after 11am. Mostly cloudy, with a high near 33. Windy. Chance of precipitation is 60%.
Thursday Night
Snow likely. Mostly cloudy, with a low around 29. Windy. Chance of precipitation is 70%.
Friday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 31. Windy.
Friday Night
Mostly cloudy, with a low around 26. Windy.
Saturday
A slight chance of snow after 11am. Mostly sunny, with a high near 34. Windy.
Saturday Night
A slight chance of snow. Mostly clear, with a low around 23. Windy.
Sunday
A chance of snow. Mostly sunny, with a high near 30. Windy.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 20. Windy.
Monday
A chance of snow. Partly sunny, with a high near 28. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW LONG'S PEAK CO
 40.33°N 105.68°W (Elev. 10482 ft)
2:11 am MST Dec 30, 2025
2am MST Dec 30, 2025-6pm MST Jan 5, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database