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

-4°F

-20°C

Humidity 77%
Wind Speed Calm
Barometer 30.40 in
Dewpoint -9°F (-23°C)
Visibility 10.00 mi
Last update 27 Jan 3:15 am MST
Extended Forecast for

Grand Lake CO

  • Overnight

    Overnight: Mostly cloudy, with a low around -11. Wind chill values as low as -29. West northwest wind around 10 mph.

    Low: -11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 33. West wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 33 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around -2. Wind chill values as low as -12. West wind 6 to 9 mph.

    Low: -2 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. Wind chill values as low as -8. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 9. West wind around 6 mph.

    Low: 9 °F

    Chance Snow

  • Thursday

    Thursday: A 40 percent chance of snow. Partly sunny, with a high near 30.

    High: 30 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of snow, mainly after 11am. Partly sunny, with a high near 33.

    High: 33 °F

    Chance Snow

  • Friday Night

    Friday Night: A slight chance of snow after 11pm. Mostly cloudy, with a low around 12.

    Low: 12 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around -11. Wind chill values as low as -29. West northwest wind around 10 mph.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 33. West wind 11 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around -2. Wind chill values as low as -12. West wind 6 to 9 mph.
Wednesday
Mostly sunny, with a high near 37. Wind chill values as low as -8. Calm wind becoming west southwest around 6 mph in the afternoon.
Wednesday Night
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 9. West wind around 6 mph.
Thursday
A 40 percent chance of snow. Partly sunny, with a high near 30.
Thursday Night
Mostly cloudy, with a low around 7.
Friday
A chance of snow, mainly after 11am. Partly sunny, with a high near 33.
Friday Night
A slight chance of snow after 11pm. Mostly cloudy, with a low around 12.
Saturday
A slight chance of snow. Partly sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 10.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Partly sunny, with a high near 44.
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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:
3:16 am MST Jan 27, 2026
Forecast Valid:
3am MST Jan 27, 2026-6pm MST Feb 2, 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