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.

Overcast

22°F

-6°C

Humidity 80%
Wind Speed SE 3 mph
Barometer 30.29 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 8 Dec 3:55 am MST
Extended Forecast for

Grand Lake CO

  • Overnight

    Overnight: A 20 percent chance of snow. Mostly cloudy, with a steady temperature around 14. South southwest wind around 10 mph, with gusts as high as 16 mph.

    Low: 14 °F

    Slight Chance
    Snow

  • Monday

    Monday: A 50 percent chance of snow, mainly before 11am. Partly sunny, with a high near 35. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Breezy.
    Chance Snow
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. Wind chill values as low as zero. Southwest wind 11 to 13 mph, with gusts as high as 21 mph.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 38. Breezy, with a west wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 38 °F

    Slight Chance
    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 24. Breezy, with a west wind 13 to 21 mph, with gusts as high as 33 mph.

    Low: 24 °F

    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 42. Breezy. Chance of precipitation is 50%.

    High: 42 °F

    Breezy.
    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow. Mostly cloudy, with a low around 26. Breezy. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Thursday

    Thursday: A slight chance of snow before 11am, then a slight chance of rain and snow. Mostly sunny, with a high near 44. Breezy.

    High: 44 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow. Mostly cloudy, with a steady temperature around 14. South southwest wind around 10 mph, with gusts as high as 16 mph.
Monday
A 50 percent chance of snow, mainly before 11am. Partly sunny, with a high near 35. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 13. Wind chill values as low as zero. Southwest wind 11 to 13 mph, with gusts as high as 21 mph.
Tuesday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 38. Breezy, with a west wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24. Breezy, with a west wind 13 to 21 mph, with gusts as high as 33 mph.
Wednesday
A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 42. Breezy. Chance of precipitation is 50%.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 26. Breezy. Chance of precipitation is 20%.
Thursday
A slight chance of snow before 11am, then a slight chance of rain and snow. Mostly sunny, with a high near 44. Breezy.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 43.
Friday Night
Mostly clear, with a low around 16.
Saturday
Sunny, with a high near 44.
Saturday Night
Mostly clear, with a low around 14.
Sunday
Sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.25°N 105.85°W (Elev. 8599 ft)
Last Update:
3:27 am MST Dec 8, 2025
Forecast Valid:
4am MST Dec 8, 2025-6pm MST Dec 14, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation