Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair

65°F

18°C

Humidity 24%
Wind Speed SE 3 mph
Barometer 30.27 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 4 Aug 9:35 pm MDT
Extended Forecast for

4 Miles N Devils Thumb Park CO

Red Flag Warning August 5, 12:00pm until August 5, 07:00pm
Click here for hazard details and duration
Red Flag Warning
  • Tonight

    Tonight: Patchy smoke before 3am. Mostly clear, with a low around 45. Southeast wind 5 to 10 mph becoming light and variable. Winds could gust as high as 17 mph.

    Low: 45 °F

    Patchy Smoke

  • Wednesday

    Wednesday: Patchy smoke after noon. Sunny, with a high near 72. West wind 5 to 14 mph, with gusts as high as 23 mph.

    High: 72 °F

    Sunny then
    Patchy Smoke

  • Wednesday Night

    Wednesday Night: Patchy smoke after midnight. Mostly clear, with a low around 46. West northwest wind 9 to 14 mph becoming light and variable  after midnight. Winds could gust as high as 22 mph.

    Low: 46 °F

    Mostly Clear
    then Patchy
    Smoke

  • Thursday

    Thursday: Sunny, with a high near 74. Light southwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 50. West northwest wind 8 to 13 mph becoming light and variable  in the evening. Winds could gust as high as 24 mph.

    Low: 50 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy smoke before 3am. Mostly clear, with a low around 45. Southeast wind 5 to 10 mph becoming light and variable. Winds could gust as high as 17 mph.
Wednesday
Patchy smoke after noon. Sunny, with a high near 72. West wind 5 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
Patchy smoke after midnight. Mostly clear, with a low around 46. West northwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Thursday
Sunny, with a high near 74. Light southwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Clear, with a low around 50. West northwest wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 24 mph.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 50.
Saturday
Sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 55.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Devils Thumb Park CO
 40.04°N 105.77°W (Elev. 9757 ft)
8:42 pm MDT Aug 4, 2026
9pm MDT Aug 4, 2026-6pm MDT Aug 11, 2026
 
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Additional Resources

Radar & Satellite Image

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National Digital Forecast Database