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.

Partly Cloudy

76°F

24°C

Humidity 27%
Wind Speed NW 17 G 21 mph
Barometer 30.43 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 28 Aug 2:55 pm MDT
Extended Forecast for

4 Miles WSW Grand Lake CO

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. West wind around 11 mph, with gusts as high as 18 mph.

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 50. West wind 5 to 10 mph becoming light southwest in the evening. Winds could gust as high as 16 mph.

    Low: 50 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 74. Breezy, with a west southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 74 °F

    Partly Sunny
    then Chance
    T-storms and
    Breezy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 48. West northwest wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

    Low: 48 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 70. Breezy, with a light southwest wind becoming west southwest 11 to 16 mph in the morning. Winds could gust as high as 25 mph.

    High: 70 °F

    Partly Sunny
    then Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 71. Chance of precipitation is 60%.

    High: 71 °F

    Mostly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. West wind around 11 mph, with gusts as high as 18 mph.
Tonight
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 50. West wind 5 to 10 mph becoming light southwest in the evening. Winds could gust as high as 16 mph.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 74. Breezy, with a west southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 48. West northwest wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Sunday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 70. Breezy, with a light southwest wind becoming west southwest 11 to 16 mph in the morning. Winds could gust as high as 25 mph.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Monday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 71. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 44.
Tuesday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 73.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 45.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 71. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Grand Lake CO
 40.23°N 105.9°W (Elev. 8947 ft)
Last Update:
12:46 pm MDT Aug 28, 2026
Forecast Valid:
3pm MDT Aug 28, 2026-6pm MDT Sep 3, 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