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

43°F

6°C

Humidity 74%
Wind Speed Calm
Barometer 30.51 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 3 Sep 2:35 am MDT
Extended Forecast for

Granby CO

  • Overnight

    Overnight: Mostly clear, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36. North northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 15 mph.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. Light and variable wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 24 mph.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 36. West northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 36. Calm wind.
Wednesday
Mostly sunny, with a high near 74. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 36. North northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Thursday
Sunny, with a high near 77. Light and variable wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 24 mph.
Thursday Night
Mostly cloudy, with a low around 36. West northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Friday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 35.
Saturday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 72.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 38.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 68.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 36.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Granby CO
 40.09°N 105.95°W (Elev. 7999 ft)
Last Update:
12:58 am MDT Sep 3, 2025
Forecast Valid:
2am MDT Sep 3, 2025-6pm MDT Sep 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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