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.

Fair

36°F

2°C

Humidity 75%
Wind Speed E 3 mph
Barometer 30.07 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 22 Apr 8:15 am MDT
Extended Forecast for

Grand Lake CO

  • Today

    Today: Sunny, with a high near 61. Windy, with a west southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 61 °F

    Sunny and
    Windy

  • Tonight

    Tonight: A 20 percent chance of snow showers after 3am. Partly cloudy, with a low around 27. Windy, with a west wind 17 to 25 mph, with gusts as high as 38 mph.

    Low: 27 °F

    Slight Chance
    Snow Showers
    and Windy

  • Thursday

    Thursday: A 30 percent chance of snow showers. Partly sunny, with a high near 44. Breezy, with a west wind 15 to 23 mph, with gusts as high as 31 mph. Little or no snow accumulation expected.

    High: 44 °F

    Chance Snow
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers, mainly after 2am. Partly cloudy, with a low around 24. Breezy, with a west wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 31 mph. Little or no snow accumulation expected.

    Low: 24 °F

    Chance Snow
    Showers and
    Breezy

  • Friday

    Friday: A 40 percent chance of snow showers. Partly sunny, with a high near 50. Breezy, with a west wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 50 °F

    Chance Snow
    Showers and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 24. Breezy.

    Low: 24 °F

    Slight Chance
    Snow Showers
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow showers, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 52.

    High: 52 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before 9pm, then snow showers likely. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance
    Rain/Snow
    then Snow
    Showers
    Likely

  • Sunday

    Sunday: Snow showers before 9am, then rain and snow showers. Some thunder is also possible. Cloudy, with a high near 49.

    High: 49 °F

    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 61. Windy, with a west southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph.
Tonight
A 20 percent chance of snow showers after 3am. Partly cloudy, with a low around 27. Windy, with a west wind 17 to 25 mph, with gusts as high as 38 mph.
Thursday
A 30 percent chance of snow showers. Partly sunny, with a high near 44. Breezy, with a west wind 15 to 23 mph, with gusts as high as 31 mph. Little or no snow accumulation expected.
Thursday Night
A 30 percent chance of snow showers, mainly after 2am. Partly cloudy, with a low around 24. Breezy, with a west wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 31 mph. Little or no snow accumulation expected.
Friday
A 40 percent chance of snow showers. Partly sunny, with a high near 50. Breezy, with a west wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 24. Breezy.
Saturday
A 40 percent chance of snow showers, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 52.
Saturday Night
A chance of rain and snow showers before 9pm, then snow showers likely. Mostly cloudy, with a low around 30.
Sunday
Snow showers before 9am, then rain and snow showers. Some thunder is also possible. Cloudy, with a high near 49.
Sunday Night
Rain and snow showers likely, becoming all snow after 9pm. Mostly cloudy, with a low around 26.
Monday
Rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 46.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 25.
Tuesday
A chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 52.
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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:
2:56 am MDT Apr 22, 2026
Forecast Valid:
8am MDT Apr 22, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation