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

37°F

3°C

Humidity 57%
Wind Speed NW 7 mph
Barometer 30.22 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 17 Mar 2:15 am MDT
Extended Forecast for

Grand Lake CO

  • Overnight

    Overnight: A 30 percent chance of snow, mainly before 5am. Cloudy, with a low around 24. West southwest wind around 14 mph, with gusts as high as 21 mph. Total nighttime snow accumulation of around an inch possible.

    Low: 24 °F

    Chance Snow

  • Tuesday

    Tuesday: A 20 percent chance of snow before noon. Cloudy through mid morning, then gradual clearing, with a high near 53. Breezy, with a west wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 53 °F

    Slight Chance
    Snow then
    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26. West wind 8 to 13 mph becoming light. Winds could gust as high as 25 mph.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 59. West wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 28. West wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 28 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 30.

    Low: 30 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly before 5am. Cloudy, with a low around 24. West southwest wind around 14 mph, with gusts as high as 21 mph. Total nighttime snow accumulation of around an inch possible.
Tuesday
A 20 percent chance of snow before noon. Cloudy through mid morning, then gradual clearing, with a high near 53. Breezy, with a west wind 11 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 26. West wind 8 to 13 mph becoming light. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 59. West wind 7 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Clear, with a low around 28. West wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 64.
Thursday Night
Clear, with a low around 30.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 31.
Saturday
Sunny, with a high near 68. Breezy.
Saturday Night
Mostly clear, with a low around 31. Breezy.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
A slight chance of rain. Partly sunny, with a high near 59.
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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:
12:47 am MDT Mar 17, 2026
Forecast Valid:
2am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation