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.

Mostly Cloudy

51°F

11°C

Humidity 96%
Wind Speed E 3 mph
Barometer 30.48 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 28 Aug 12:35 am MDT
Extended Forecast for

Granby CO

  • Overnight

    Overnight: A 40 percent chance of showers. Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 71. Calm wind becoming west 5 to 9 mph in the afternoon. Chance of precipitation is 50%.

    High: 71 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 39. West northwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 68. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%.

    High: 68 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 36. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 16 mph. Chance of precipitation is 40%.

    Low: 36 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers and thunderstorms likely after 9am. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.

    High: 69 °F

    Chance
    Showers then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 33.

    Low: 33 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Overnight
A 40 percent chance of showers. Mostly cloudy, with a low around 41. Calm wind.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 71. Calm wind becoming west 5 to 9 mph in the afternoon. Chance of precipitation is 50%.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 39. West northwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 68. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 36. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 16 mph. Chance of precipitation is 40%.
Saturday
A chance of showers, then showers and thunderstorms likely after 9am. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 34.
Labor Day
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 35.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 36.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 70.
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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:
2:09 pm MDT Aug 27, 2025
Forecast Valid:
1am MDT Aug 28, 2025-6pm MDT Sep 3, 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