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.

Overcast

46°F

8°C

Humidity 33%
Wind Speed W 18 G 22 mph
Barometer 29.96 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 23 Apr 5:15 pm MDT
Extended Forecast for

Grand Lake CO

  • This Afternoon

    This Afternoon: A 20 percent chance of snow showers. Mostly cloudy, with a high near 42. Breezy, with a west wind around 20 mph, with gusts as high as 31 mph.

    High: 42 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 25. Breezy, with a west wind 9 to 18 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 51. Breezy, with a west southwest wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 51 °F

    Breezy. Sunny
    then Slight
    Chance Snow
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 27. Breezy, with a west wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 28 mph.

    Low: 27 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: A chance of snow showers before 3pm, then a chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 52. Light southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 50%.

    High: 52 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Snow showers likely, possibly mixed with rain, mainly after midnight. Cloudy, with a low around 30. Chance of precipitation is 60%.

    Low: 30 °F

    Rain/Snow
    Likely

  • Sunday

    Sunday: Snow showers, possibly mixed with rain. Some thunder is also possible. High near 48. Chance of precipitation is 80%.

    High: 48 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow showers, becoming all snow after 9pm. Cloudy, with a low around 28. Breezy.

    Low: 28 °F

    Rain/Snow and
    Breezy then
    Snow Showers
    Likely

  • Monday

    Monday: Snow showers. Some thunder is also possible. Cloudy, with a high near 44.

    High: 44 °F

    Snow Showers

Detailed Forecast

This Afternoon
A 20 percent chance of snow showers. Mostly cloudy, with a high near 42. Breezy, with a west wind around 20 mph, with gusts as high as 31 mph.
Tonight
Partly cloudy, with a low around 25. Breezy, with a west wind 9 to 18 mph, with gusts as high as 30 mph.
Friday
A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 51. Breezy, with a west southwest wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Mostly cloudy, with a low around 27. Breezy, with a west wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 28 mph.
Saturday
A chance of snow showers before 3pm, then a chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 52. Light southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 50%.
Saturday Night
Snow showers likely, possibly mixed with rain, mainly after midnight. Cloudy, with a low around 30. Chance of precipitation is 60%.
Sunday
Snow showers, possibly mixed with rain. Some thunder is also possible. High near 48. Chance of precipitation is 80%.
Sunday Night
Rain and snow showers, becoming all snow after 9pm. Cloudy, with a low around 28. Breezy.
Monday
Snow showers. Some thunder is also possible. Cloudy, with a high near 44.
Monday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 25.
Tuesday
A chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 47. Breezy.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 26.
Wednesday
Rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 49.
Wednesday Night
Rain and snow showers. Mostly cloudy, with a low around 28.
Thursday
Snow showers. Some thunder is also possible. Cloudy, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.23°N 105.79°W (Elev. 8599 ft)
Last Update:
12:46 pm MDT Apr 23, 2026
Forecast Valid:
5pm MDT Apr 23, 2026-6pm MDT Apr 30, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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