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 72%
Wind Speed SE 5 mph
Barometer 30.34 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 9 Sep 9:35 pm MDT
Extended Forecast for

4 Miles SW LONG'S PEAK CO

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 10pm. Partly cloudy, with a low around 39. South wind 7 to 10 mph becoming west southwest after midnight. Winds could gust as high as 16 mph.

    Low: 39 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 55. West southwest wind around 10 mph, with gusts as high as 16 mph.

    High: 55 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 40. West southwest wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 40 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 52. West southwest wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    High: 52 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 37. West wind 9 to 11 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.

    Low: 37 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.

    High: 46 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: A chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.

    Low: 33 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Snow showers likely, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 44.

    High: 44 °F

    Snow Showers
    Likely

  • Saturday Night

    Saturday Night: A slight chance of snow showers before midnight. Partly cloudy, with a low around 31.

    Low: 31 °F

    Slight Chance
    Snow Showers
    then Mostly
    Clear

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly before 10pm. Partly cloudy, with a low around 39. South wind 7 to 10 mph becoming west southwest after midnight. Winds could gust as high as 16 mph.
Wednesday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 55. West southwest wind around 10 mph, with gusts as high as 16 mph.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 40. West southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Thursday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 52. West southwest wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 37. West wind 9 to 11 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
Friday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.
Friday Night
A chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Saturday
Snow showers likely, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 44.
Saturday Night
A slight chance of snow showers before midnight. Partly cloudy, with a low around 31.
Sunday
Sunny, with a high near 47.
Sunday Night
Mostly clear, with a low around 34.
Monday
A slight chance of rain and snow showers. Some thunder is also possible. Sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
A chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW LONG'S PEAK CO
 40.22°N 105.67°W (Elev. 12001 ft)
Last Update:
2:25 pm MDT Sep 9, 2025
Forecast Valid:
9pm MDT Sep 9, 2025-6pm MDT Sep 16, 2025
 
Forecast Discussion
 
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Additional Resources

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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