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

56°F

13°C

Humidity 52%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 4 Oct 10:15 am MDT
Extended Forecast for

Grand Lake CO

  • Today

    Today: A chance of showers, then showers and possibly a thunderstorm after noon. High near 61. Breezy, with a southwest wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 61 °F

    Chance
    Showers then
    Showers and
    Breezy

  • Tonight

    Tonight: A 20 percent chance of showers before 9pm. Mostly cloudy, with a low around 29. Breezy, with a southwest wind 7 to 17 mph, with gusts as high as 28 mph.

    Low: 29 °F

    Slight Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after noon. Partly sunny, with a high near 55. Light south southwest wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 55 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 27. East southeast wind 3 to 7 mph. Winds could gust as high as 16 mph. Chance of precipitation is 60%.

    Low: 27 °F

    Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers after noon. Mostly sunny, with a high near 55. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 55 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 27.

    Low: 27 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
A chance of showers, then showers and possibly a thunderstorm after noon. High near 61. Breezy, with a southwest wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Tonight
A 20 percent chance of showers before 9pm. Mostly cloudy, with a low around 29. Breezy, with a southwest wind 7 to 17 mph, with gusts as high as 28 mph.
Sunday
A 20 percent chance of showers after noon. Partly sunny, with a high near 55. Light south southwest wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 27. East southeast wind 3 to 7 mph. Winds could gust as high as 16 mph. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers after noon. Mostly sunny, with a high near 55. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 27.
Tuesday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 30.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 31.
Friday
A slight chance of showers. Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.25°N 105.82°W (Elev. 8386 ft)
Last Update:
4:26 am MDT Oct 4, 2025
Forecast Valid:
10am MDT Oct 4, 2025-6pm MDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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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