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

6°F

-14°C

Humidity 83%
Wind Speed Calm
Barometer 30.57 in
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Last update 30 Dec 12:55 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 28 to 31 mph, with gusts as high as 47 mph.

    Low: 9 °F

    Clear and
    Windy

  • Tuesday

    Tuesday: Sunny, with a high near 22. Wind chill values as low as -7. Windy, with a west wind 26 to 31 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 47 mph.

    High: 22 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 17. Wind chill values as low as -3. Very windy, with a west wind 23 to 28 mph increasing to 31 to 36 mph after midnight. Winds could gust as high as 41 mph.

    Low: 17 °F

    Partly Cloudy
    and Very
    Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26. Wind chill values as low as -3. Windy, with a west wind 29 to 34 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 26 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 20. Windy, with a west wind 29 to 33 mph, with gusts as high as 40 mph.

    Low: 20 °F

    Mostly Cloudy
    and Windy

  • New Year's Day

    New Year's Day: Snow likely, mainly after 11am.  Cloudy, with a high near 23. Windy.  Chance of precipitation is 60%.

    High: 23 °F

    Snow Likely
    and Windy

  • Thursday Night

    Thursday Night: Snow likely.  Cloudy, with a low around 20. Windy.  Chance of precipitation is 70%.

    Low: 20 °F

    Snow Likely
    and Windy

  • Friday

    Friday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 21. Windy.

    High: 21 °F

    Snow Likely
    and Windy

  • Friday Night

    Friday Night: A chance of snow before 11pm.  Mostly cloudy, with a low around 18. Very windy.

    Low: 18 °F

    Very Windy.
    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Clear, with a low around 9. Wind chill values as low as -12. Windy, with a west wind 28 to 31 mph, with gusts as high as 47 mph.
Tuesday
Sunny, with a high near 22. Wind chill values as low as -7. Windy, with a west wind 26 to 31 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 47 mph.
Tuesday Night
Partly cloudy, with a low around 17. Wind chill values as low as -3. Very windy, with a west wind 23 to 28 mph increasing to 31 to 36 mph after midnight. Winds could gust as high as 41 mph.
Wednesday
Mostly sunny, with a high near 26. Wind chill values as low as -3. Windy, with a west wind 29 to 34 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 41 mph.
Wednesday Night
Mostly cloudy, with a low around 20. Windy, with a west wind 29 to 33 mph, with gusts as high as 40 mph.
New Year's Day
Snow likely, mainly after 11am. Cloudy, with a high near 23. Windy. Chance of precipitation is 60%.
Thursday Night
Snow likely. Cloudy, with a low around 20. Windy. Chance of precipitation is 70%.
Friday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 21. Windy.
Friday Night
A chance of snow before 11pm. Mostly cloudy, with a low around 18. Very windy.
Saturday
A slight chance of snow after 11am. Mostly sunny, with a high near 23. Windy.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 17. Very windy.
Sunday
A chance of snow. Partly sunny, with a high near 21. Very windy.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 14. Windy.
Monday
A chance of snow. Partly sunny, with a high near 18. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
LONG'S PEAK CO
 40.27°N 105.62°W (Elev. 12999 ft)
2:01 pm MST Dec 29, 2025
1am 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