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.

Overcast

33°F

1°C

Humidity 57%
Wind Speed Calm
Barometer 30.41 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 26 Nov 11:35 pm MST
Extended Forecast for

Grand Lake CO

  • Tonight

    Tonight: Mostly cloudy, with a low around 18. Southwest wind 5 to 8 mph.

    Low: 18 °F

    Mostly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Partly sunny, with a high near 44. Light south southwest wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 15 mph.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 17. West southwest wind around 6 mph.

    Low: 17 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 46. Breezy, with a west wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 46 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Snow likely, mainly after 11pm. Mostly cloudy, with a low around 13. West wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    Low: 13 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely, mainly before 11am. Partly sunny, with a high near 30. Chance of precipitation is 60%.

    High: 30 °F

    Snow Likely
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 7.

    Low: 7 °F

    Chance Snow

  • Sunday

    Sunday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 28.

    High: 28 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 3.

    Low: 3 °F

    Snow Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 18. Southwest wind 5 to 8 mph.
Thanksgiving Day
Partly sunny, with a high near 44. Light south southwest wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 15 mph.
Thursday Night
Mostly clear, with a low around 17. West southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 46. Breezy, with a west wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph.
Friday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 13. West wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Saturday
Snow likely, mainly before 11am. Partly sunny, with a high near 30. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 7.
Sunday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 28.
Sunday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 3.
Monday
A slight chance of snow before 11am. Partly sunny, with a high near 27.
Monday Night
Partly cloudy, with a low around 2.
Tuesday
A slight chance of snow. Partly sunny, with a high near 34.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 11.
Wednesday
A chance of snow. Mostly cloudy, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.25°N 105.85°W (Elev. 8599 ft)
Last Update:
2:26 pm MST Nov 26, 2025
Forecast Valid:
11pm MST Nov 26, 2025-6pm MST Dec 3, 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