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

74°F

23°C

Humidity 26%
Wind Speed NW 5 mph
Barometer 30.26 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 3 Jul 10:55 am MDT
Extended Forecast for

Grand Lake CO

  • Today

    Today: A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 81 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 43. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 50%.

    Low: 43 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Independence Day

    Independence Day: A chance of showers, with thunderstorms also possible after 9am. Mostly cloudy, with a high near 73. West wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    High: 73 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. West wind 5 to 10 mph becoming light west southwest in the evening. Winds could gust as high as 22 mph.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 77 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79.

    High: 79 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.

    High: 80 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 15 mph.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 43. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 50%.
Independence Day
A chance of showers, with thunderstorms also possible after 9am. Mostly cloudy, with a high near 73. West wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Friday Night
Mostly clear, with a low around 41. West wind 5 to 10 mph becoming light west southwest in the evening. Winds could gust as high as 22 mph.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 41.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 42.
Monday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 43.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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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:
4:21 am MDT Jul 3, 2025
Forecast Valid:
11am MDT Jul 3, 2025-6pm MDT Jul 9, 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