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

51°F

11°C

Humidity 66%
Wind Speed SE 3 mph
Barometer 30.45 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 20 Aug 1:35 am MDT
Extended Forecast for

LONG'S PEAK CO

  • Overnight

    Overnight: Mostly clear, with a low around 44. West wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 59. Breezy, with a west wind 8 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 24 mph.

    High: 59 °F

    Sunny and
    Breezy then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. East northeast wind 6 to 14 mph becoming west southwest after midnight. Winds could gust as high as 22 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 62. Breezy, with a west wind 13 to 18 mph becoming north northwest 7 to 12 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 62 °F

    Sunny and
    Breezy then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 45. North northwest wind 7 to 11 mph becoming southwest in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 40%.

    Low: 45 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Showers and possibly a thunderstorm after noon. High near 59. Chance of precipitation is 80%.

    High: 59 °F

    Mostly Sunny
    then Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight. Mostly cloudy, with a low around 44. Windy. Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely and
    Breezy then
    Mostly Cloudy
    and Windy

  • Sunday

    Sunday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 54. Windy.

    High: 54 °F

    Mostly Sunny
    and Windy
    then T-storms
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 44. Breezy.

    Low: 44 °F

    Breezy.
    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 44. West wind 10 to 14 mph, with gusts as high as 22 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 59. Breezy, with a west wind 8 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 45. East northeast wind 6 to 14 mph becoming west southwest after midnight. Winds could gust as high as 22 mph.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 62. Breezy, with a west wind 13 to 18 mph becoming north northwest 7 to 12 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 45. North northwest wind 7 to 11 mph becoming southwest in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Saturday
Showers and possibly a thunderstorm after noon. High near 59. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight. Mostly cloudy, with a low around 44. Windy. Chance of precipitation is 70%.
Sunday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 54. Windy.
Sunday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 44. Breezy.
Monday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 54. Breezy.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 42. Breezy.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 53. Breezy.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 42.
Wednesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
LONG'S PEAK CO
 40.27°N 105.62°W (Elev. 12999 ft)
Last Update:
1:23 am MDT Aug 20, 2026
Forecast Valid:
2am MDT Aug 20, 2026-6pm MDT Aug 26, 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