National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Overcast

57°F

14°C

Humidity 38%
Wind Speed SE 3 mph
Barometer 30.31 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 11 Sep 10:55 pm MDT
Extended Forecast for

LONG'S PEAK CO

  • Tonight

    Tonight: Mostly clear, with a low around 40. West wind around 11 mph, with gusts as high as 18 mph.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 55. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 55 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42. Breezy, with a west wind 8 to 18 mph, with gusts as high as 30 mph.

    Low: 42 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 57. Breezy, with a west southwest wind 14 to 21 mph, with gusts as high as 33 mph.

    High: 57 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 43. Windy, with a west southwest wind 13 to 18 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    Showers and
    Breezy then
    Mostly Cloudy
    and Windy

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 52. Windy. Chance of precipitation is 40%.

    High: 52 °F

    Windy. Slight
    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 35. Breezy. Chance of precipitation is 60%.

    Low: 35 °F

    Showers
    Likely and
    Breezy

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 45.

    High: 45 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 37. Breezy.

    Low: 37 °F

    Chance
    Showers then
    Mostly Cloudy
    and Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 40. West wind around 11 mph, with gusts as high as 18 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 55. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 42. Breezy, with a west wind 8 to 18 mph, with gusts as high as 30 mph.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 57. Breezy, with a west southwest wind 14 to 21 mph, with gusts as high as 33 mph.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 43. Windy, with a west southwest wind 13 to 18 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 30%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 52. Windy. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 35. Breezy. Chance of precipitation is 60%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 45.
Tuesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 37. Breezy.
Wednesday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 51. Breezy.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 37.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 47.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 35. Breezy.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 50. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
LONG'S PEAK CO
 40.24°N 105.62°W (Elev. 12064 ft)
Last Update:
12:46 pm MDT Sep 11, 2026
Forecast Valid:
11pm MDT Sep 11, 2026-6pm MDT Sep 18, 2026
 
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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