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

Granby-Grand County Airport (KGNB)

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

Partly Cloudy

45°F

7°C

Humidity 77%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 10 Oct 9:55 pm MDT
Extended Forecast for

4 Miles NW LONG'S PEAK CO

  • Tonight

    Tonight: A slight chance of rain and snow showers before 3am. Mostly cloudy, with a low around 36. Breezy, with a southwest wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Sunday

    Sunday: A 20 percent chance of showers after noon. Mostly cloudy, with a high near 49. West southwest wind 7 to 14 mph becoming south southeast in the afternoon. Winds could gust as high as 25 mph.

    High: 49 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 34. Windy, with a west southwest wind 5 to 15 mph increasing to 18 to 28 mph. Winds could gust as high as 46 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Showers then
    Partly Cloudy
    and Windy

  • Columbus Day

    Columbus Day: Sunny, with a high near 46. Windy, with a west wind 23 to 28 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 48 mph.

    High: 46 °F

    Sunny and
    Windy

  • Monday Night

    Monday Night: A 20 percent chance of snow showers. Partly cloudy, with a low around 32. West wind 5 to 8 mph.

    Low: 32 °F

    Slight Chance
    Snow Showers

  • Tuesday

    Tuesday: A 40 percent chance of snow showers, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 43.

    High: 43 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Rain and snow showers, becoming all snow after 9pm. Low around 27. Chance of precipitation is 80%.

    Low: 27 °F

    Rain/Snow
    then Snow
    Showers
    Likely

  • Wednesday

    Wednesday: Snow showers likely. The snow could be heavy at times. Mostly cloudy, with a high near 30.

    High: 30 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 24. Blustery.

    Low: 24 °F

    Snow Showers
    Likely and
    Blustery

Detailed Forecast

Tonight
A slight chance of rain and snow showers before 3am. Mostly cloudy, with a low around 36. Breezy, with a southwest wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Sunday
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 49. West southwest wind 7 to 14 mph becoming south southeast in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
A slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 34. Windy, with a west southwest wind 5 to 15 mph increasing to 18 to 28 mph. Winds could gust as high as 46 mph. Chance of precipitation is 20%.
Columbus Day
Sunny, with a high near 46. Windy, with a west wind 23 to 28 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 48 mph.
Monday Night
A 20 percent chance of snow showers. Partly cloudy, with a low around 32. West wind 5 to 8 mph.
Tuesday
A 40 percent chance of snow showers, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 43.
Tuesday Night
Rain and snow showers, becoming all snow after 9pm. Low around 27. Chance of precipitation is 80%.
Wednesday
Snow showers likely. The snow could be heavy at times. Mostly cloudy, with a high near 30.
Wednesday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 24. Blustery.
Thursday
A chance of snow showers. Partly sunny, with a high near 32. Breezy.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 21.
Friday
A slight chance of snow showers. Mostly sunny, with a high near 35.
Friday Night
A slight chance of snow showers. Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW LONG'S PEAK CO
 40.28°N 105.68°W (Elev. 11834 ft)
Last Update:
12:46 pm MDT Oct 10, 2026
Forecast Valid:
10pm MDT Oct 10, 2026-6pm MDT Oct 17, 2026
 
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