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.

Overcast

71°F

22°C

Humidity 36%
Wind Speed SE 6 mph
Barometer 30.47 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 22 Aug 6:15 pm MDT
Extended Forecast for

6 Miles ENE Grand Lake CO

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 2am. Mostly cloudy, with a low around 47. West southwest wind around 7 mph. Chance of precipitation is 50%.

    Low: 47 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 67. West wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 67 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 46. West southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 66. West wind 3 to 7 mph. Winds could gust as high as 17 mph. Chance of precipitation is 60%.

    High: 66 °F

    Mostly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 45. West wind 3 to 5 mph. Chance of precipitation is 50%.

    Low: 45 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 65. Chance of precipitation is 60%.

    High: 65 °F

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66.

    High: 66 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 2am. Mostly cloudy, with a low around 47. West southwest wind around 7 mph. Chance of precipitation is 50%.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 67. West wind 8 to 14 mph, with gusts as high as 23 mph.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 46. West southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Monday
Showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 66. West wind 3 to 7 mph. Winds could gust as high as 17 mph. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 45. West wind 3 to 5 mph. Chance of precipitation is 50%.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 65. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 44.
Wednesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45.
Thursday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 46.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 47.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 67. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Grand Lake CO
 40.28°N 105.74°W (Elev. 10400 ft)
Last Update:
12:46 pm MDT Aug 22, 2026
Forecast Valid:
6pm MDT Aug 22, 2026-6pm MDT Aug 29, 2026
 
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