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

50°F

10°C

Humidity 91%
Wind Speed SE 7 mph
Barometer 30.37 in
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 14 Aug 5:35 am MDT
Extended Forecast for

5 Miles SW Grand Lake CO

  • Today

    Today: Showers and thunderstorms likely, mainly between 3pm and 4pm. Partly sunny, with a high near 72. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 60%.

    High: 72 °F

    Partly Sunny
    then T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 45. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely then
    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers between 10am and noon, then showers and thunderstorms likely after noon. Partly sunny, with a high near 69. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%.

    High: 69 °F

    Slight Chance
    Showers then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 43. West wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 72 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 44. Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. Breezy.

    High: 74 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
Showers and thunderstorms likely, mainly between 3pm and 4pm. Partly sunny, with a high near 72. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 60%.
Tonight
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 45. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%.
Saturday
A slight chance of showers between 10am and noon, then showers and thunderstorms likely after noon. Partly sunny, with a high near 69. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Saturday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 43. West wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 20%.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 44. Chance of precipitation is 20%.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 74. Breezy.
Tuesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 47.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 73.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 45.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Grand Lake CO
 40.18°N 105.87°W (Elev. 8314 ft)
Last Update:
12:46 am MDT Aug 14, 2026
Forecast Valid:
5am MDT Aug 14, 2026-6pm MDT Aug 20, 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