National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

39°F

4°C

Humidity 38%
Wind Speed Calm
Barometer 30.35 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 15 Dec 3:15 pm MST
Extended Forecast for

5 Miles NW LONG'S PEAK CO

High Wind Watch December 17, 11:00am until December 18, 12:00am
Click here for hazard details and duration
High Wind Watch

  • This Afternoon

    This Afternoon: Sunny, with a high near 34. Breezy, with a west southwest wind around 17 mph, with gusts as high as 28 mph.

    High: 34 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Increasing clouds, with a low around 20. Windy, with a west wind 20 to 26 mph, with gusts as high as 40 mph.

    Low: 20 °F

    Increasing
    Clouds and
    Windy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27. Windy, with a west wind 24 to 26 mph, with gusts as high as 40 mph.

    High: 27 °F

    Mostly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20. Windy, with a west southwest wind 24 to 30 mph, with gusts as high as 41 mph.

    Low: 20 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: A 50 percent chance of snow after 11am. Partly sunny, with a high near 26. Strong and damaging winds, with a west southwest wind 33 to 43 mph increasing to 45 to 55 mph. Winds could gust as high as 75 mph.

    High: 26 °F

    Chance Snow
    and Damaging
    Winds

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm. The snow could be heavy at times. Low around 8. Very windy. Chance of precipitation is 80%.

    Low: 8 °F

    Very Windy.
    Heavy Snow
    then Chance
    Snow

  • Thursday

    Thursday: A 40 percent chance of snow. Partly sunny, with a high near 24. Windy.

    High: 24 °F

    Chance Snow
    and Windy

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 19. Very windy.

    Low: 19 °F

    Chance Snow
    and Very
    Windy

  • Friday

    Friday: Mostly sunny, with a high near 30. Very windy.

    High: 30 °F

    Mostly Sunny
    and Very
    Windy

Detailed Forecast

This Afternoon
Sunny, with a high near 34. Breezy, with a west southwest wind around 17 mph, with gusts as high as 28 mph.
Tonight
Increasing clouds, with a low around 20. Windy, with a west wind 20 to 26 mph, with gusts as high as 40 mph.
Tuesday
Mostly sunny, with a high near 27. Windy, with a west wind 24 to 26 mph, with gusts as high as 40 mph.
Tuesday Night
Partly cloudy, with a low around 20. Windy, with a west southwest wind 24 to 30 mph, with gusts as high as 41 mph.
Wednesday
A 50 percent chance of snow after 11am. Partly sunny, with a high near 26. Strong and damaging winds, with a west southwest wind 33 to 43 mph increasing to 45 to 55 mph. Winds could gust as high as 75 mph.
Wednesday Night
Snow, mainly before 11pm. The snow could be heavy at times. Low around 8. Very windy. Chance of precipitation is 80%.
Thursday
A 40 percent chance of snow. Partly sunny, with a high near 24. Windy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 19. Very windy.
Friday
Mostly sunny, with a high near 30. Very windy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 24. Very windy.
Saturday
Snow likely. Mostly cloudy, with a high near 25. Windy.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 22. Windy.
Sunday
A chance of snow. Partly sunny, with a high near 26. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW LONG'S PEAK CO
 40.31°N 105.68°W (Elev. 12136 ft)
Last Update:
2:41 pm MST Dec 15, 2025
Forecast Valid:
3pm MST Dec 15, 2025-6pm MST Dec 21, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation