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.

Mostly Cloudy

50°F

10°C

Humidity 56%
Wind Speed NE 7 mph
Barometer 30.18 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 4 Oct 1:35 am MDT
Extended Forecast for

6 Miles WNW Arapahoe Peak CO

  • Overnight

    Overnight: A 20 percent chance of showers. Mostly cloudy, with a low around 41. Southwest wind 6 to 8 mph.

    Low: 41 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Rain showers likely before 5pm, then rain likely, possibly mixed with snow showers. Some thunder is also possible. Mostly cloudy, with a high near 53. Breezy, with a southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 53 °F

    Chance
    Showers then
    Rain/Snow
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: A slight chance of rain and snow showers before 8pm, then a slight chance of snow showers between 8pm and 9pm. Partly cloudy, with a low around 29. Breezy, with a west wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Breezy.
    Slight Chance
    Rain/Snow
    then Mostly
    Clear

  • Sunday

    Sunday: A slight chance of snow showers after noon, mixing with rain after 3pm. Mostly sunny, with a high near 46. West wind 5 to 9 mph becoming south southeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 20%.

    High: 46 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow showers. Mostly cloudy, with a low around 31. East southeast wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 16 mph.

    Low: 31 °F

    Chance Snow
    Showers

  • Monday

    Monday: A slight chance of snow showers before noon, then a chance of rain and snow showers. Partly sunny, with a high near 46. Chance of precipitation is 30%.

    High: 46 °F

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers after noon. Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 41. Southwest wind 6 to 8 mph.
Saturday
Rain showers likely before 5pm, then rain likely, possibly mixed with snow showers. Some thunder is also possible. Mostly cloudy, with a high near 53. Breezy, with a southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday Night
A slight chance of rain and snow showers before 8pm, then a slight chance of snow showers between 8pm and 9pm. Partly cloudy, with a low around 29. Breezy, with a west wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 20%.
Sunday
A slight chance of snow showers after noon, mixing with rain after 3pm. Mostly sunny, with a high near 46. West wind 5 to 9 mph becoming south southeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Sunday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 31. East southeast wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 16 mph.
Monday
A slight chance of snow showers before noon, then a chance of rain and snow showers. Partly sunny, with a high near 46. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
A chance of showers after noon. Mostly sunny, with a high near 50.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
A slight chance of showers after noon. Sunny, with a high near 52.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 34.
Friday
A slight chance of showers. Mostly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Arapahoe Peak CO
 40.06°N 105.74°W (Elev. 10095 ft)
Last Update:
2:21 pm MDT Oct 3, 2025
Forecast Valid:
1am MDT Oct 4, 2025-6pm MDT Oct 10, 2025
 
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