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

37°F

3°C

Humidity 17%
Wind Speed W 12 G 21 mph
Barometer 30.09 in
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 20 Jan 12:55 pm MST
Extended Forecast for

Grand Lake CO

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 35. Breezy, with a west wind around 16 mph, with gusts as high as 25 mph.

    High: 35 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 2. Wind chill values as low as -8. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 2 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 34. Wind chill values as low as -8. West southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 34 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 3. Wind chill values as low as -4. West wind around 6 mph.

    Low: 3 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 37. Calm wind becoming west 5 to 7 mph in the morning. Winds could gust as high as 15 mph.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 6.

    Low: 6 °F

    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 32.

    High: 32 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 5.

    Low: 5 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow. Partly sunny, with a high near 25.

    High: 25 °F

    Chance Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 35. Breezy, with a west wind around 16 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 2. Wind chill values as low as -8. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 34. Wind chill values as low as -8. West southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 3. Wind chill values as low as -4. West wind around 6 mph.
Thursday
Mostly sunny, with a high near 37. Calm wind becoming west 5 to 7 mph in the morning. Winds could gust as high as 15 mph.
Thursday Night
Mostly cloudy, with a low around 6.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 32.
Friday Night
A chance of snow. Mostly cloudy, with a low around 5.
Saturday
A chance of snow. Partly sunny, with a high near 25.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around -1.
Sunday
A slight chance of snow. Mostly sunny, with a high near 29.
Sunday Night
Mostly clear, with a low around 4.
Monday
A slight chance of snow. Mostly sunny, 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:
3:27 am MST Jan 20, 2026
Forecast Valid:
1pm MST Jan 20, 2026-6pm MST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation