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

54°F

12°C

Humidity 49%
Wind Speed Calm
Barometer 30.37 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 28 Sep 10:15 am MDT
Extended Forecast for

4 Miles WSW Grand Lake CO

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 64. Southwest wind 3 to 7 mph.

    High: 64 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 39. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 39 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 60. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 60%.

    High: 60 °F

    Partly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. Light south southwest wind.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. Calm wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Wednesday Night

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

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 64. Southwest wind 3 to 7 mph.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 39. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 60. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 38. Light south southwest wind.
Tuesday
Mostly sunny, with a high near 62. Calm wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 40.
Friday
Mostly sunny, with a high near 64.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 37.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Grand Lake CO
 40.23°N 105.9°W (Elev. 8947 ft)
Last Update:
4:01 am MDT Sep 28, 2025
Forecast Valid:
10am MDT Sep 28, 2025-6pm MDT Oct 4, 2025
 
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