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.

Light Drizzle

42°F

6°C

Humidity 88%
Wind Speed Calm
Barometer 30.28 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 23 Sep 4:15 am MDT
Extended Forecast for

Granby CO

  • Overnight

    Overnight: Rain likely and possibly a thunderstorm. Cloudy, with a steady temperature around 40. Calm wind. Chance of precipitation is 70%.

    Low: 40 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain and possibly a thunderstorm. High near 48. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 90%.

    High: 48 °F

    Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 27. North northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 27 °F

    Chance Rain
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 64. Calm wind becoming west around 6 mph in the afternoon.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27. South wind around 6 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain likely and possibly a thunderstorm. Cloudy, with a steady temperature around 40. Calm wind. Chance of precipitation is 70%.
Tuesday
Rain and possibly a thunderstorm. High near 48. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 90%.
Tuesday Night
A 30 percent chance of rain, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 27. North northeast wind 5 to 7 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 64. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 27. South wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 71.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 69.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Granby CO
 40.09°N 105.95°W (Elev. 7999 ft)
Last Update:
4:01 am MDT Sep 23, 2025
Forecast Valid:
4am MDT Sep 23, 2025-6pm MDT Sep 29, 2025
 
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