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.

Fair

77°F

25°C

Humidity 29%
Wind Speed S 10 mph
Barometer 30.41 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 23 Aug 4:35 pm MDT
Extended Forecast for

LONG'S PEAK CO

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 56. Breezy, with a west wind around 15 mph, with gusts as high as 24 mph.

    High: 56 °F

    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 45. Breezy, with a west wind 15 to 18 mph, with gusts as high as 28 mph.

    Low: 45 °F

    Breezy.
    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 54. Breezy, with a west wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 60%.

    High: 54 °F

    Sunny and
    Breezy then
    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 42. Breezy, with a west wind 7 to 16 mph. Chance of precipitation is 40%.

    Low: 42 °F

    Chance
    T-storms then
    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 52. Breezy, with a west wind 7 to 17 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 52 °F

    Mostly Sunny
    and Breezy
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 41. Chance of precipitation is 40%.

    Low: 41 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 52. Chance of precipitation is 70%.

    High: 52 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 54. Breezy.

    High: 54 °F

    Mostly Sunny
    and Breezy
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 56. Breezy, with a west wind around 15 mph, with gusts as high as 24 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 45. Breezy, with a west wind 15 to 18 mph, with gusts as high as 28 mph.
Monday
A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 54. Breezy, with a west wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 42. Breezy, with a west wind 7 to 16 mph. Chance of precipitation is 40%.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 52. Breezy, with a west wind 7 to 17 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 41. Chance of precipitation is 40%.
Wednesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 52. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 41.
Thursday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 54. Breezy.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 43. Breezy.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 55. Breezy.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 43. Breezy.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 54. Breezy.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 43. Breezy.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 54. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
LONG'S PEAK CO
 40.27°N 105.62°W (Elev. 12999 ft)
Last Update:
12:47 pm MDT Aug 23, 2026
Forecast Valid:
4pm MDT Aug 23, 2026-6pm MDT Aug 30, 2026
 
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Additional Resources

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Chance of Precipitation