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

24°F

-4°C

Humidity 71%
Wind Speed Calm
Barometer 30.38 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 12 Mar 7:35 am MDT
Extended Forecast for

Grand Lake CO

  • Today

    Today: Mostly sunny, with a high near 44. Windy, with a west wind 16 to 21 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 46 mph.

    High: 44 °F

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Windy, with a west wind 26 to 31 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 45 mph.

    Low: 26 °F

    Mostly Cloudy
    and Windy

  • Friday

    Friday: Mostly sunny, with a high near 47. Windy, with a west wind 15 to 25 mph, with gusts as high as 38 mph.

    High: 47 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30. Windy, with a west wind 20 to 25 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 38 mph.

    Low: 30 °F

    Partly Cloudy
    and Windy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Partly sunny, with a high near 48. Windy, with a west wind 15 to 20 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 44 mph.

    High: 48 °F

    Mostly Sunny
    and Breezy
    then Slight
    Chance Snow
    and Windy

  • Saturday Night

    Saturday Night: Snow. Low around 15. Windy. Chance of precipitation is 80%.

    Low: 15 °F

    Snow and
    Windy

  • Sunday

    Sunday: Snow, mainly before noon. High near 25. Blustery. Chance of precipitation is 80%.

    High: 25 °F

    Snow and
    Blustery then
    Chance Snow
    and Breezy

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 15. Breezy.

    Low: 15 °F

    Chance Snow
    and Breezy

  • Monday

    Monday: A chance of snow. Cloudy, with a high near 38. Breezy.

    High: 38 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 44. Windy, with a west wind 16 to 21 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 46 mph.
Tonight
Mostly cloudy, with a low around 26. Windy, with a west wind 26 to 31 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 45 mph.
Friday
Mostly sunny, with a high near 47. Windy, with a west wind 15 to 25 mph, with gusts as high as 38 mph.
Friday Night
Partly cloudy, with a low around 30. Windy, with a west wind 20 to 25 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 38 mph.
Saturday
A 20 percent chance of snow after noon. Partly sunny, with a high near 48. Windy, with a west wind 15 to 20 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 44 mph.
Saturday Night
Snow. Low around 15. Windy. Chance of precipitation is 80%.
Sunday
Snow, mainly before noon. High near 25. Blustery. Chance of precipitation is 80%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 15. Breezy.
Monday
A chance of snow. Cloudy, with a high near 38. Breezy.
Monday Night
Mostly cloudy, with a low around 29. Breezy.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
Mostly clear, with a low around 28.
Wednesday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.23°N 105.82°W (Elev. 9199 ft)
Last Update:
2:45 am MDT Mar 12, 2026
Forecast Valid:
7am MDT Mar 12, 2026-6pm MDT Mar 18, 2026
 
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