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

11°F

-12°C

Humidity 83%
Wind Speed N 3 mph
Barometer 30.20 in
Dewpoint 7°F (-14°C)
Visibility 7.00 mi
Last update 7 Mar 4:15 am MST
Extended Forecast for

Grand Lake CO

  • Today

    Today: Sunny, with a high near 35. Light southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 16 mph.

    High: 35 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 12. Southwest wind 6 to 8 mph.

    Low: 12 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 42. West southwest wind 6 to 13 mph, with gusts as high as 18 mph.

    High: 42 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 19. West wind 9 to 11 mph, with gusts as high as 16 mph.

    Low: 19 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 47. West southwest wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am. Mostly sunny, with a high near 47. Breezy.

    High: 47 °F

    Slight Chance
    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 18. Breezy.

    Low: 18 °F

    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: A slight chance of snow before 11am. Partly sunny, with a high near 37. Breezy.

    High: 37 °F

    Breezy.
    Slight Chance
    Snow then
    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 35. Light southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 16 mph.
Tonight
Mostly clear, with a low around 12. Southwest wind 6 to 8 mph.
Sunday
Sunny, with a high near 42. West southwest wind 6 to 13 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 19. West wind 9 to 11 mph, with gusts as high as 16 mph.
Monday
Sunny, with a high near 47. West southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 24.
Tuesday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 47. Breezy.
Tuesday Night
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 18. Breezy.
Wednesday
A slight chance of snow before 11am. Partly sunny, with a high near 37. Breezy.
Wednesday Night
Partly cloudy, with a low around 21. Breezy.
Thursday
Partly sunny, with a high near 46. Windy.
Thursday Night
Mostly cloudy, with a low around 28. Breezy.
Friday
A slight chance of snow. Partly sunny, with a high near 47. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.23°N 105.82°W (Elev. 9199 ft)
Last Update:
3:12 am MST Mar 7, 2026
Forecast Valid:
4am MST Mar 7, 2026-6pm MDT Mar 13, 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