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

30°F

-1°C

Humidity 53%
Wind Speed SE 3 mph
Barometer 30.35 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 15 Dec 5:15 pm MST
Extended Forecast for

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

  • Tonight

    Tonight: Increasing clouds, with a low around 18. Wind chill values as low as -1. Windy, with a west wind 21 to 30 mph, with gusts as high as 45 mph.

    Low: 18 °F

    Increasing
    Clouds and
    Windy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 25. Wind chill values as low as zero. Windy, with a west wind 26 to 30 mph, with gusts as high as 45 mph.

    High: 25 °F

    Mostly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19. Wind chill values as low as -1. Windy, with a west wind 26 to 32 mph, with gusts as high as 47 mph.

    Low: 19 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: A 50 percent chance of snow after 11am. Partly sunny, with a high near 24. Wind chill values as low as -1. Strong and damaging winds, with a west wind 39 to 49 mph increasing to 50 to 60 mph in the afternoon. Winds could gust as high as 80 mph. New snow accumulation of 1 to 2 inches possible.

    High: 24 °F

    Chance Snow
    and Damaging
    Winds

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm. The snow could be heavy at times. Low around 7. Strong and damaging winds, with a west wind 43 to 50 mph, with gusts as high as 75 mph. Chance of precipitation is 80%.

    Low: 7 °F

    Heavy Snow
    and Damaging
    Winds

  • Thursday

    Thursday: A 30 percent chance of snow. Partly sunny, with a high near 21. Very windy.

    High: 21 °F

    Chance Snow
    and Very
    Windy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 18. Strong and damaging winds.

    Low: 18 °F

    Slight Chance
    Snow and
    Damaging
    Winds

  • Friday

    Friday: Mostly sunny, with a high near 28. Strong and damaging winds.

    High: 28 °F

    Mostly Sunny
    and Damaging
    Winds

  • Friday Night

    Friday Night: A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 22. Strong and damaging winds.

    Low: 22 °F

    Chance Snow
    and Damaging
    Winds

Detailed Forecast

Tonight
Increasing clouds, with a low around 18. Wind chill values as low as -1. Windy, with a west wind 21 to 30 mph, with gusts as high as 45 mph.
Tuesday
Mostly sunny, with a high near 25. Wind chill values as low as zero. Windy, with a west wind 26 to 30 mph, with gusts as high as 45 mph.
Tuesday Night
Partly cloudy, with a low around 19. Wind chill values as low as -1. Windy, with a west wind 26 to 32 mph, with gusts as high as 47 mph.
Wednesday
A 50 percent chance of snow after 11am. Partly sunny, with a high near 24. Wind chill values as low as -1. Strong and damaging winds, with a west wind 39 to 49 mph increasing to 50 to 60 mph in the afternoon. Winds could gust as high as 80 mph. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow, mainly before 11pm. The snow could be heavy at times. Low around 7. Strong and damaging winds, with a west wind 43 to 50 mph, with gusts as high as 75 mph. Chance of precipitation is 80%.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 21. Very windy.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 18. Strong and damaging winds.
Friday
Mostly sunny, with a high near 28. Strong and damaging winds.
Friday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 22. Strong and damaging winds.
Saturday
Snow likely. Mostly cloudy, with a high near 24. Windy.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 20. Windy.
Sunday
A chance of snow. Partly sunny, with a high near 24. Windy.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 22. Windy.
Monday
A slight chance of snow. Mostly sunny, with a high near 25. Windy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
LONG'S PEAK CO
 40.24°N 105.62°W (Elev. 12064 ft)
Last Update:
2:41 pm MST Dec 15, 2025
Forecast Valid:
5pm MST Dec 15, 2025-6pm MST Dec 22, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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