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.

Partly Cloudy

40°F

4°C

Humidity 60%
Wind Speed E 5 mph
Barometer 30.15 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 31 Oct 1:55 am MDT
Extended Forecast for

Grand Lake CO

  • Overnight

    Overnight: Mostly cloudy, with a low around 29. Light and variable wind.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain and snow showers before noon, then a slight chance of rain showers. Mostly cloudy, with a high near 48. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 48 °F

    Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29. Southwest wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain and snow showers before noon, then a chance of rain showers. Mostly cloudy, with a high near 54. Calm wind becoming south 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 54 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Rain showers before 9pm, then rain and snow showers. Low around 27. Light west southwest wind becoming west 6 to 11 mph in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 90%.

    Low: 27 °F

    Rain/Snow

  • Monday

    Monday: Snow showers, possibly mixed with rain, becoming all snow after 9am. High near 42. Breezy. Chance of precipitation is 90%.

    High: 42 °F

    Rain/Snow
    then Snow
    Showers and
    Breezy

  • Monday Night

    Monday Night: Snow showers, mainly before midnight. Low around 21. Blustery. Chance of precipitation is 90%.

    Low: 21 °F

    Blustery.
    Snow Showers
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 29. Light and variable wind.
Saturday
A chance of rain and snow showers before noon, then a slight chance of rain showers. Mostly cloudy, with a high near 48. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
Mostly cloudy, with a low around 29. Southwest wind around 5 mph becoming calm in the evening.
Sunday
A chance of rain and snow showers before noon, then a chance of rain showers. Mostly cloudy, with a high near 54. Calm wind becoming south 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday Night
Rain showers before 9pm, then rain and snow showers. Low around 27. Light west southwest wind becoming west 6 to 11 mph in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 90%.
Monday
Snow showers, possibly mixed with rain, becoming all snow after 9am. High near 42. Breezy. Chance of precipitation is 90%.
Monday Night
Snow showers, mainly before midnight. Low around 21. Blustery. Chance of precipitation is 90%.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Mostly clear, with a low around 19.
Wednesday
A chance of snow showers after noon. Mostly sunny, with a high near 51.
Wednesday Night
A chance of snow showers. Partly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
A slight chance of snow showers. Mostly cloudy, with a low around 20.
Friday
Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.25°N 105.85°W (Elev. 8599 ft)
Last Update:
12:46 am MDT Oct 31, 2026
Forecast Valid:
2am MDT Oct 31, 2026-6pm MST Nov 6, 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