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

58°F

14°C

Humidity 55%
Wind Speed SW 5 mph
Barometer 30.49 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 23 Aug 10:55 pm MDT
Extended Forecast for

LONG'S PEAK CO

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Breezy, with a west wind around 18 mph, with gusts as high as 28 mph.

    Low: 45 °F

    Partly Cloudy
    and Breezy

  • 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. Sunny through mid morning, then becoming mostly cloudy, 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. North northeast wind 7 to 14 mph becoming south southwest in the evening. Winds could gust as high as 17 mph. 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 30 percent 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

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 43. Breezy.

    Low: 43 °F

    Slight Chance
    T-storms then
    Partly Cloudy
    and Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. Breezy, with a west wind around 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. Sunny through mid morning, then becoming mostly cloudy, 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. North northeast wind 7 to 14 mph becoming south southwest in the evening. Winds could gust as high as 17 mph. 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 30 percent 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 after noon. 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.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

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:
11pm MDT Aug 23, 2026-6pm MDT Aug 30, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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