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

64°F

18°C

Humidity 29%
Wind Speed Calm
Barometer 30.44 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 8 Aug 10:55 pm MDT
Extended Forecast for

10 Miles NW Grand Lake CO

  • Tonight

    Tonight: Areas of smoke. Partly cloudy, with a low around 43. West wind around 7 mph.

    Low: 43 °F

    Areas Smoke

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 3pm. Areas of smoke. Mostly sunny, with a high near 68. West wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 68 °F

    Areas Smoke
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 40. West wind around 8 mph becoming south southeast after midnight.

    Low: 40 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 67. Light and variable wind becoming west 5 to 7 mph in the morning. Winds could gust as high as 17 mph.

    High: 67 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 39. West wind 6 to 8 mph becoming south southeast after midnight. Chance of precipitation is 30%.

    Low: 39 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon. Mostly cloudy, with a high near 64.

    High: 64 °F

    Partly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Tonight
Areas of smoke. Partly cloudy, with a low around 43. West wind around 7 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 3pm. Areas of smoke. Mostly sunny, with a high near 68. West wind 5 to 11 mph, with gusts as high as 18 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 40. West wind around 8 mph becoming south southeast after midnight.
Monday
A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 67. Light and variable wind becoming west 5 to 7 mph in the morning. Winds could gust as high as 17 mph.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 39. West wind 6 to 8 mph becoming south southeast after midnight. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 66.
Tuesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 39.
Wednesday
Showers and thunderstorms likely after noon. Mostly cloudy, with a high near 64.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 37.
Thursday
A chance of showers, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 57.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 35.
Friday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 56.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 33.
Saturday
Showers and thunderstorms likely. Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NW Grand Lake CO
 40.38°N 105.95°W (Elev. 12001 ft)
Last Update:
12:46 pm MDT Aug 8, 2026
Forecast Valid:
11pm MDT Aug 8, 2026-6pm MDT Aug 15, 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