Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

20°F

-7°C

Humidity 42%
Wind Speed W 9 mph
Barometer 30.29 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 28 Dec 3:15 pm MST
Extended Forecast for

4 Miles SW Allenspark CO

  • This Afternoon

    This Afternoon: A 20 percent chance of snow.  Areas of blowing snow. Sunny, with a high near 12. Wind chill values as low as -11. Windy, with a west wind 28 to 30 mph, with gusts as high as 49 mph.

    High: 12 °F

    Slight Chance
    Snow and
    Areas Blowing
    Snow

  • Tonight

    Tonight: Patchy blowing snow before 1am. Mostly clear, with a low around 5. Wind chill values as low as -12. Breezy, with a west wind 17 to 22 mph, with gusts as high as 39 mph.

    Low: 5 °F

    Patchy
    Blowing Snow
    and Breezy

  • Monday

    Monday: Sunny, with a high near 23. Wind chill values as low as -10. Breezy, with a west wind 13 to 18 mph, with gusts as high as 28 mph.

    High: 23 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Clear, with a low around 17. Wind chill values as low as zero. Windy, with a west wind 21 to 29 mph, with gusts as high as 38 mph.

    Low: 17 °F

    Clear and
    Windy

  • Tuesday

    Tuesday: Sunny, with a high near 32. Windy, with a west wind 23 to 28 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 32 °F

    Sunny and
    Windy then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. Windy.

    Low: 22 °F

    Mostly Clear
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35. Windy.

    High: 35 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

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

    Low: 26 °F

    Mostly Cloudy
    and Windy

  • New Year's Day

    New Year's Day: A slight chance of snow after 11am.  Partly sunny, with a high near 35. Breezy.

    High: 35 °F

    Slight Chance
    Snow and
    Breezy

Detailed Forecast

This Afternoon
A 20 percent chance of snow. Areas of blowing snow. Sunny, with a high near 12. Wind chill values as low as -11. Windy, with a west wind 28 to 30 mph, with gusts as high as 49 mph.
Tonight
Patchy blowing snow before 1am. Mostly clear, with a low around 5. Wind chill values as low as -12. Breezy, with a west wind 17 to 22 mph, with gusts as high as 39 mph.
Monday
Sunny, with a high near 23. Wind chill values as low as -10. Breezy, with a west wind 13 to 18 mph, with gusts as high as 28 mph.
Monday Night
Clear, with a low around 17. Wind chill values as low as zero. Windy, with a west wind 21 to 29 mph, with gusts as high as 38 mph.
Tuesday
Sunny, with a high near 32. Windy, with a west wind 23 to 28 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 38 mph.
Tuesday Night
Mostly clear, with a low around 22. Windy.
Wednesday
Mostly sunny, with a high near 35. Windy.
Wednesday Night
Mostly cloudy, with a low around 26. Windy.
New Year's Day
A slight chance of snow after 11am. Partly sunny, with a high near 35. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 27. Windy.
Friday
A chance of snow. Partly sunny, with a high near 30. Windy.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 23. Windy.
Saturday
A chance of snow. Partly sunny, with a high near 30. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Allenspark CO
 40.16°N 105.58°W (Elev. 11047 ft)
2:26 pm MST Dec 28, 2025
3pm MST Dec 28, 2025-6pm MST Jan 3, 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