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

LONG'S PEAK CO

  • Overnight

    Overnight: Clear, with a low around 9. Wind chill values as low as -12. Windy, with a west wind 21 to 28 mph, with gusts as high as 41 mph.

    Low: 9 °F

    Clear and
    Windy

  • Tuesday

    Tuesday: Sunny, with a high near 21. Wind chill values as low as -9. Windy, with a west wind 24 to 29 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 43 mph.

    High: 21 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 16. Wind chill values as low as -3. Windy, with a west wind 21 to 31 mph, with gusts as high as 41 mph.

    Low: 16 °F

    Mostly Clear
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 27. Wind chill values as low as zero. Windy, with a west wind 22 to 30 mph, with gusts as high as 41 mph.

    High: 27 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 20. Windy, with a west wind 25 to 30 mph, with gusts as high as 40 mph.

    Low: 20 °F

    Mostly Cloudy
    and Windy

  • New Year's Day

    New Year's Day: A 50 percent chance of snow, mainly after 11am.  Cloudy, with a high near 23. Windy.

    High: 23 °F

    Chance Snow
    and Windy

  • Thursday Night

    Thursday Night: Snow likely, mainly after 11pm.  Cloudy, with a low around 20. Windy.  Chance of precipitation is 60%.

    Low: 20 °F

    Snow Likely
    and Windy

  • Friday

    Friday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 22. Windy.

    High: 22 °F

    Snow Likely
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18. Windy.

    Low: 18 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Overnight
Clear, with a low around 9. Wind chill values as low as -12. Windy, with a west wind 21 to 28 mph, with gusts as high as 41 mph.
Tuesday
Sunny, with a high near 21. Wind chill values as low as -9. Windy, with a west wind 24 to 29 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 43 mph.
Tuesday Night
Mostly clear, with a low around 16. Wind chill values as low as -3. Windy, with a west wind 21 to 31 mph, with gusts as high as 41 mph.
Wednesday
Mostly sunny, with a high near 27. Wind chill values as low as zero. Windy, with a west wind 22 to 30 mph, with gusts as high as 41 mph.
Wednesday Night
Mostly cloudy, with a low around 20. Windy, with a west wind 25 to 30 mph, with gusts as high as 40 mph.
New Year's Day
A 50 percent chance of snow, mainly after 11am. Cloudy, with a high near 23. Windy.
Thursday Night
Snow likely, mainly after 11pm. Cloudy, with a low around 20. Windy. Chance of precipitation is 60%.
Friday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 22. Windy.
Friday Night
Mostly cloudy, with a low around 18. Windy.
Saturday
Partly sunny, with a high near 25. Windy.
Saturday Night
Partly cloudy, with a low around 16. Windy.
Sunday
A chance of snow. Partly sunny, with a high near 21. Windy.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 14. Windy.
Monday
A slight chance of snow. Partly sunny, with a high near 18. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
LONG'S PEAK CO
 40.24°N 105.62°W (Elev. 12064 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