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

42°F

6°C

Humidity 88%
Wind Speed E 3 mph
Barometer 30.39 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 2 Sep 3:55 am MDT
Extended Forecast for

4 Miles W Allenspark CO

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 73. West wind 8 to 13 mph, with gusts as high as 25 mph.

    High: 73 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 45. West wind 8 to 11 mph, with gusts as high as 23 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 75. West wind 6 to 14 mph, with gusts as high as 32 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44. Light and variable wind becoming west 5 to 7 mph in the evening.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 77. West wind 5 to 9 mph becoming light and variable in the afternoon. Winds could gust as high as 22 mph.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers before midnight. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 73.

    High: 73 °F

    Partly Sunny
    then Showers
    Likely

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 73. West wind 8 to 13 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 45. West wind 8 to 11 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 75. West wind 6 to 14 mph, with gusts as high as 32 mph.
Thursday Night
Mostly clear, with a low around 44. Light and variable wind becoming west 5 to 7 mph in the evening.
Friday
Mostly sunny, with a high near 77. West wind 5 to 9 mph becoming light and variable in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Partly cloudy, with a low around 48.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 76.
Saturday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 49.
Sunday
Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 73.
Sunday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46.
Labor Day
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 74.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Allenspark CO
 40.2°N 105.58°W (Elev. 9229 ft)
Last Update:
3:41 am MDT Sep 2, 2026
Forecast Valid:
4am MDT Sep 2, 2026-6pm MDT Sep 8, 2026
 
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