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.

Fair

61°F

16°C

Humidity 53%
Wind Speed Calm
Barometer 30.58 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 22 Aug 8:55 am MDT
Extended Forecast for

LONG'S PEAK CO

  • Today

    Today: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 61. South southwest wind 6 to 9 mph becoming southeast in the afternoon. Chance of precipitation is 60%.

    High: 61 °F

    Mostly Sunny
    then Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Mostly cloudy, with a low around 45. Breezy, with a southwest wind 7 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    Low: 45 °F

    Chance
    T-storms then
    Slight Chance
    Showers and
    Breezy

  • Sunday

    Sunday: A chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 59. Breezy, with a west wind 16 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.

    High: 59 °F

    Breezy.
    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44. Breezy, with a west wind 14 to 17 mph, with gusts as high as 23 mph.

    Low: 44 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 58. Breezy, with a west wind 12 to 17 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.

    High: 58 °F

    Mostly Sunny
    and Breezy
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 55. Chance of precipitation is 70%.

    High: 55 °F

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 61. South southwest wind 6 to 9 mph becoming southeast in the afternoon. Chance of precipitation is 60%.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Mostly cloudy, with a low around 45. Breezy, with a southwest wind 7 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 59. Breezy, with a west wind 16 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 44. Breezy, with a west wind 14 to 17 mph, with gusts as high as 23 mph.
Monday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 58. Breezy, with a west wind 12 to 17 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 55. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 40.
Wednesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 55.
Wednesday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 41. Breezy.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 56. Breezy.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 42. Breezy.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 57. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
LONG'S PEAK CO
 40.24°N 105.65°W (Elev. 12001 ft)
Last Update:
2:15 am MDT Aug 22, 2026
Forecast Valid:
9am MDT Aug 22, 2026-6pm MDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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