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

41°F

5°C

Humidity 37%
Wind Speed Calm
Barometer 30.27 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 20 Apr 10:55 pm MDT
Extended Forecast for

3 Miles S Grand Lake CO

  • Tonight

    Tonight: Mostly clear, with a low around 33. East northeast wind 3 to 5 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36. South southeast wind around 6 mph becoming west southwest after midnight.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. Breezy, with a southwest wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 62 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of rain showers before 9pm, then a slight chance of snow showers. Mostly cloudy, with a low around 27. Breezy, with a west wind 14 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Thursday

    Thursday: A 50 percent chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 45. Breezy.

    High: 45 °F

    Chance Snow
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers. Mostly cloudy, with a low around 23. Windy.

    Low: 23 °F

    Chance Snow
    Showers and
    Windy

  • Friday

    Friday: Snow showers likely, mainly after noon. Some thunder is also possible. Mostly cloudy, with a high near 47. Breezy.

    High: 47 °F

    Snow Showers
    Likely and
    Breezy

  • Friday Night

    Friday Night: A chance of snow showers. Mostly cloudy, with a low around 19. Breezy.

    Low: 19 °F

    Chance Snow
    Showers and
    Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 33. East northeast wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 66. Calm wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 36. South southeast wind around 6 mph becoming west southwest after midnight.
Wednesday
Mostly sunny, with a high near 62. Breezy, with a southwest wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.
Wednesday Night
A slight chance of rain showers before 9pm, then a slight chance of snow showers. Mostly cloudy, with a low around 27. Breezy, with a west wind 14 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Thursday
A 50 percent chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 45. Breezy.
Thursday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 23. Windy.
Friday
Snow showers likely, mainly after noon. Some thunder is also possible. Mostly cloudy, with a high near 47. Breezy.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 19. Breezy.
Saturday
Snow showers likely, mainly after noon. Some thunder is also possible. Mostly cloudy, with a high near 45.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 22.
Sunday
Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 45.
Sunday Night
Snow showers likely. Mostly cloudy, with a low around 22.
Monday
Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Grand Lake CO
 40.21°N 105.84°W (Elev. 8399 ft)
Last Update:
12:47 pm MDT Apr 20, 2026
Forecast Valid:
11pm MDT Apr 20, 2026-6pm MDT Apr 27, 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