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.

Fair

46°F

8°C

Humidity 66%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 4 Oct 3:15 am MDT
Extended Forecast for

Grand Lake CO

  • Overnight

    Overnight: A 20 percent chance of showers. Mostly cloudy, with a low around 39. South southwest wind around 5 mph.

    Low: 39 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 62. Breezy, with a light and variable wind becoming west southwest 11 to 16 mph in the morning. Winds could gust as high as 32 mph. Chance of precipitation is 70%.

    High: 62 °F

    Chance
    Showers then
    Showers
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 27. Breezy, with a west southwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 34 mph.

    Low: 27 °F

    Slight Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after noon. Partly sunny, with a high near 55. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 55 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 28. East southeast wind 3 to 7 mph. Winds could gust as high as 17 mph.

    Low: 28 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers after noon. Partly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after noon. Mostly sunny, with a high near 59.

    High: 59 °F

    Sunny then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 39. South southwest wind around 5 mph.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 62. Breezy, with a light and variable wind becoming west southwest 11 to 16 mph in the morning. Winds could gust as high as 32 mph. Chance of precipitation is 70%.
Saturday Night
A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 27. Breezy, with a west southwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 34 mph.
Sunday
A 30 percent chance of showers after noon. Partly sunny, with a high near 55. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 28. East southeast wind 3 to 7 mph. Winds could gust as high as 17 mph.
Monday
A 30 percent chance of showers after noon. Partly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
A slight chance of showers after noon. Mostly sunny, with a high near 59.
Tuesday Night
Partly cloudy, with a low around 30.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 31.
Friday
A slight chance of showers. Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.25°N 105.82°W (Elev. 8386 ft)
Last Update:
2:21 pm MDT Oct 3, 2025
Forecast Valid:
3am MDT Oct 4, 2025-6pm MDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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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