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

45°F

7°C

Humidity 34%
Wind Speed Calm
Barometer 30.41 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 20 Mar 9:55 pm MDT
Extended Forecast for

Granby CO

Red Flag Warning March 21, 11:00am until March 21, 10:00pm
Click here for hazard details and duration
Red Flag Warning

  • Tonight

    Tonight: Clear, with a low around 33. Light and variable wind.

    Low: 33 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Breezy, with a light and variable wind becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 76 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34. Breezy, with a west wind 13 to 18 mph becoming light southwest after midnight. Winds could gust as high as 30 mph.

    Low: 34 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 63. Light and variable wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. West northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 15 mph.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 33. Light and variable wind.
Saturday
Sunny, with a high near 76. Breezy, with a light and variable wind becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Saturday Night
Partly cloudy, with a low around 34. Breezy, with a west wind 13 to 18 mph becoming light southwest after midnight. Winds could gust as high as 30 mph.
Sunday
Mostly sunny, with a high near 63. Light and variable wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 29. West northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Monday
Partly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Sunny, with a high near 65. Breezy.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Granby CO
 40.09°N 105.95°W (Elev. 7999 ft)
Last Update:
12:46 pm MDT Mar 20, 2026
Forecast Valid:
10pm MDT Mar 20, 2026-6pm MDT Mar 27, 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