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

53°F

12°C

Humidity 97%
Wind Speed Calm
Barometer 30.51 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 23 Aug 1:35 am MDT
Extended Forecast for

3 Miles ENE Grand Lake CO

  • Overnight

    Overnight: A 20 percent chance of showers before 2am. Partly cloudy, with a low around 46. West southwest wind around 6 mph.

    Low: 46 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 74. West wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 74 °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 45. West southwest wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Low: 45 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Increasing clouds, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 17 mph.

    High: 74 °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. Mostly cloudy, with a low around 42. Light west wind. Chance of precipitation is 40%.

    Low: 42 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 72. Chance of precipitation is 70%.

    High: 72 °F

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 41. Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers before 2am. Partly cloudy, with a low around 46. West southwest wind around 6 mph.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 74. West wind 6 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 45. West southwest wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Increasing clouds, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon. 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. Mostly cloudy, with a low around 42. Light west wind. Chance of precipitation is 40%.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 72. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 41. Chance of precipitation is 30%.
Wednesday
Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 73.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 42.
Thursday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 42.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 74.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 43.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Grand Lake CO
 40.28°N 105.77°W (Elev. 9196 ft)
Last Update:
12:46 am MDT Aug 23, 2026
Forecast Valid:
1am MDT Aug 23, 2026-6pm MDT Aug 29, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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