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

48°F

9°C

Humidity 74%
Wind Speed SE 3 mph
Barometer 30.56 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 21 Aug 4:35 am MDT
Extended Forecast for

LONG'S PEAK CO

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 63. West wind 7 to 13 mph becoming north northeast in the afternoon. Winds could gust as high as 21 mph.

    High: 63 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 47. North northeast wind 6 to 8 mph becoming south southwest in the evening.

    Low: 47 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 61. West wind 7 to 9 mph becoming east southeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 70%.

    High: 61 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Cloudy, then gradually becoming partly cloudy, with a low around 47. Breezy, with a west wind 7 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely then
    Slight Chance
    Showers and
    Breezy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 61. Breezy, with a west wind 13 to 20 mph, with gusts as high as 32 mph.

    High: 61 °F

    Breezy.
    Mostly Sunny
    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. Partly cloudy, with a low around 45. Breezy. Chance of precipitation is 20%.

    Low: 45 °F

    Breezy.
    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 58. Breezy. Chance of precipitation is 70%.

    High: 58 °F

    Mostly Sunny
    and Breezy
    then Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43. Breezy.

    Low: 43 °F

    Chance
    T-storms then
    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 57. Breezy.

    High: 57 °F

    Mostly Sunny
    and Breezy
    then T-storms
    Likely

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 63. West wind 7 to 13 mph becoming north northeast in the afternoon. Winds could gust as high as 21 mph.
Tonight
A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 47. North northeast wind 6 to 8 mph becoming south southwest in the evening.
Saturday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 61. West wind 7 to 9 mph becoming east southeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm. Cloudy, then gradually becoming partly cloudy, with a low around 47. Breezy, with a west wind 7 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 61. Breezy, with a west wind 13 to 20 mph, with gusts as high as 32 mph.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 45. Breezy. Chance of precipitation is 20%.
Monday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 58. Breezy. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43. Breezy.
Tuesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 57. Breezy.
Tuesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 42.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 57.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 42. Breezy.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 58. 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 am MDT Aug 21, 2026
Forecast Valid:
4am MDT Aug 21, 2026-6pm MDT Aug 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation