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

49°F

9°C

Humidity 68%
Wind Speed SE 3 mph
Barometer 30.30 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 7 Sep 5:15 am MDT
Extended Forecast for

5 Miles N Devils Thumb Park CO

  • Labor Day

    Labor Day: A slight chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 64. Light southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    High: 64 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. West wind 5 to 10 mph becoming light south southwest in the evening. Winds could gust as high as 21 mph.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 24 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43. West wind 5 to 10 mph becoming light west southwest in the evening. Winds could gust as high as 20 mph.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. Light west southwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 25 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66. Breezy.

    High: 66 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Labor Day
A slight chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 64. Light southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 45. West wind 5 to 10 mph becoming light south southwest in the evening. Winds could gust as high as 21 mph.
Tuesday
Mostly sunny, with a high near 66. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 43. West wind 5 to 10 mph becoming light west southwest in the evening. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 66. Light west southwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 66. Breezy.
Friday Night
Partly cloudy, with a low around 44. Breezy.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 66. Breezy.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Devils Thumb Park CO
 40.04°N 105.77°W (Elev. 9757 ft)
Last Update:
2:56 am MDT Sep 7, 2026
Forecast Valid:
5am MDT Sep 7, 2026-6pm MDT Sep 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation