Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair

2°F

-17°C

Humidity 83%
Wind Speed Calm
Barometer 30.61 in
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Last update 30 Dec 6:35 am MST
Extended Forecast for

2 Miles SSW LONG'S PEAK CO

  • Today

    Today: Sunny, with a high near 25. Wind chill values as low as -7. Windy, with a west wind 24 to 29 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 43 mph.

    High: 25 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Mostly clear, with a low around 20. Windy, with a west wind 21 to 31 mph, with gusts as high as 39 mph.

    Low: 20 °F

    Mostly Clear
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32. Windy, with a west wind 20 to 30 mph, with gusts as high as 39 mph.

    High: 32 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25. Windy, with a west wind 24 to 29 mph, with gusts as high as 38 mph.

    Low: 25 °F

    Mostly Cloudy
    and Windy

  • New Year's Day

    New Year's Day: A 50 percent chance of snow, mainly after 11am.  Mostly cloudy, with a high near 28. Windy, with a west wind 22 to 28 mph, with gusts as high as 38 mph.

    High: 28 °F

    Chance Snow
    and Windy

  • Thursday Night

    Thursday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 25. Windy.  Chance of precipitation is 60%.

    Low: 25 °F

    Snow Likely
    and Windy

  • Friday

    Friday: Snow likely, mainly before 11am.  Partly sunny, with a high near 27. Windy.  Chance of precipitation is 60%.

    High: 27 °F

    Snow Likely
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23. Windy.

    Low: 23 °F

    Mostly Cloudy
    and Windy

  • Saturday

    Saturday: Mostly sunny, with a high near 30. Windy.

    High: 30 °F

    Mostly Sunny
    and Windy

Detailed Forecast

Today
Sunny, with a high near 25. Wind chill values as low as -7. Windy, with a west wind 24 to 29 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 43 mph.
Tonight
Mostly clear, with a low around 20. Windy, with a west wind 21 to 31 mph, with gusts as high as 39 mph.
Wednesday
Mostly sunny, with a high near 32. Windy, with a west wind 20 to 30 mph, with gusts as high as 39 mph.
Wednesday Night
Mostly cloudy, with a low around 25. Windy, with a west wind 24 to 29 mph, with gusts as high as 38 mph.
New Year's Day
A 50 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 28. Windy, with a west wind 22 to 28 mph, with gusts as high as 38 mph.
Thursday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 25. Windy. Chance of precipitation is 60%.
Friday
Snow likely, mainly before 11am. Partly sunny, with a high near 27. Windy. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 23. Windy.
Saturday
Mostly sunny, with a high near 30. Windy.
Saturday Night
Mostly clear, with a low around 19. Windy.
Sunday
A chance of snow. Mostly sunny, with a high near 26. Windy.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 17. Windy.
Monday
A slight chance of snow. Mostly sunny, with a high near 23. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW LONG'S PEAK CO
 40.22°N 105.61°W (Elev. 11161 ft)
3:26 am MST Dec 30, 2025
6am 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