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

58°F

14°C

Humidity 41%
Wind Speed Calm
Barometer 30.44 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 15 Jun 9:15 am MDT
Extended Forecast for

Grand Lake CO

  • Today

    Today: Mostly sunny, with a high near 80. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 42. West wind 5 to 8 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80. Light and variable wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. West southwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 22 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 72. Light west southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 40%.

    High: 72 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 80. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Tonight
Mostly clear, with a low around 42. West wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny, with a high near 80. Light and variable wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Monday Night
Partly cloudy, with a low around 45. West southwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 22 mph.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 72. Light west southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Clear, with a low around 42.
Juneteenth
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 83. Breezy.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 82.
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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:
4:00 am MDT Jun 15, 2025
Forecast Valid:
9am MDT Jun 15, 2025-6pm MDT Jun 21, 2025
 
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