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

54°F

12°C

Humidity 36%
Wind Speed Calm
Barometer 30.54 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 8 Aug 8:15 am MDT
Extended Forecast for

4 Miles S LONG'S PEAK CO

  • Today

    Today: A slight chance of showers between 2pm and 3pm, then a slight chance of showers and thunderstorms after 3pm. Areas of smoke. Increasing clouds, with a high near 77. Breezy, with a west wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 77 °F

    Areas Smoke
    then Slight
    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Areas of smoke. Partly cloudy, with a low around 52. West northwest wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 52 °F

    Areas Smoke

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon. Areas of smoke before noon. Partly sunny, with a high near 75. West wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 75 °F

    Areas Smoke
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 50. West wind 6 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 73. West wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 73 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 48. Breezy. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers then
    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 73. Breezy.

    High: 73 °F

    Mostly Sunny
    and Breezy
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 69.

    High: 69 °F

    Showers
    Likely

Detailed Forecast

Today
A slight chance of showers between 2pm and 3pm, then a slight chance of showers and thunderstorms after 3pm. Areas of smoke. Increasing clouds, with a high near 77. Breezy, with a west wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tonight
Areas of smoke. Partly cloudy, with a low around 52. West northwest wind 9 to 11 mph, with gusts as high as 18 mph.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Areas of smoke before noon. Partly sunny, with a high near 75. West wind 7 to 13 mph, with gusts as high as 20 mph.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 50. West wind 6 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Monday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 73. West wind 6 to 13 mph, with gusts as high as 20 mph.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 48. Breezy. Chance of precipitation is 40%.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 73. Breezy.
Tuesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.
Wednesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 69.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 45.
Thursday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 63.
Thursday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 42.
Friday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S LONG'S PEAK CO
 40.2°N 105.64°W (Elev. 10364 ft)
Last Update:
8:06 am MDT Aug 8, 2026
Forecast Valid:
8am MDT Aug 8, 2026-6pm MDT Aug 14, 2026
 
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