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

70°F

21°C

Humidity 20%
Wind Speed Calm
Barometer 30.38 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 3 Aug 8:15 pm MDT
Extended Forecast for

Grand Lake CO

  • Tonight

    Tonight: Areas of smoke. Clear, with a low around 40. North wind 5 to 7 mph becoming light and variable after midnight.

    Low: 40 °F

    Areas Smoke

  • Monday

    Monday: Areas of smoke before noon. Sunny, with a high near 81. Light and variable wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

    High: 81 °F

    Areas Smoke
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. Southwest wind 5 to 11 mph, with gusts as high as 22 mph.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 81. West wind 5 to 14 mph, with gusts as high as 28 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. West wind 8 to 13 mph becoming light west southwest after midnight. Winds could gust as high as 24 mph.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of smoke. Clear, with a low around 40. North wind 5 to 7 mph becoming light and variable after midnight.
Monday
Areas of smoke before noon. Sunny, with a high near 81. Light and variable wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Monday Night
Partly cloudy, with a low around 43. Southwest wind 5 to 11 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 81. West wind 5 to 14 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 42. West wind 8 to 13 mph becoming light west southwest after midnight. Winds could gust as high as 24 mph.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 82. Breezy.
Friday Night
Partly cloudy, with a low around 44.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 40.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.25°N 105.82°W (Elev. 8386 ft)
Last Update:
8:02 pm MDT Aug 3, 2025
Forecast Valid:
8pm MDT Aug 3, 2025-6pm MDT Aug 10, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation