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.

Overcast

42°F

6°C

Humidity 54%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 20 Nov 5:15 pm MST
Extended Forecast for

Grand Lake CO

  • This Afternoon

    This Afternoon: A 30 percent chance of snow showers. Cloudy, with a steady temperature around 39. Northeast wind around 7 mph. Total daytime snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Snow showers likely, mainly after 3am. Cloudy, with a low around 25. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Snow Showers
    Likely

  • Friday

    Friday: Snow showers likely before 3pm, then a chance of rain and snow showers between 3pm and 4pm, then a chance of snow showers after 4pm. Cloudy, with a high near 43. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Snow Showers
    Likely then
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Calm wind becoming west southwest around 5 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow showers after 11am. Partly sunny, with a high near 48.

    High: 48 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: A chance of snow showers. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of snow showers. Cloudy, with a steady temperature around 39. Northeast wind around 7 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow showers likely, mainly after 3am. Cloudy, with a low around 25. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Snow showers likely before 3pm, then a chance of rain and snow showers between 3pm and 4pm, then a chance of snow showers after 4pm. Cloudy, with a high near 43. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 18. Calm wind.
Saturday
Mostly sunny, with a high near 47. Calm wind becoming west southwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 17.
Sunday
A 30 percent chance of snow showers after 11am. Partly sunny, with a high near 48.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 40.
Monday Night
A slight chance of snow showers after 11pm. Partly cloudy, with a low around 8.
Tuesday
A chance of snow showers. Partly sunny, with a high near 30.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 4.
Wednesday
A chance of snow showers. Partly sunny, with a high near 31.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 13.
Thanksgiving Day
A chance of snow showers. Mostly cloudy, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.25°N 105.85°W (Elev. 8599 ft)
Last Update:
2:06 pm MST Nov 20, 2025
Forecast Valid:
5pm MST Nov 20, 2025-6pm MST Nov 27, 2025
 
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