National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Significant Weather Hazards from Storms on the West coast and in the Mississippi Valley

A powerful West Coast storm is likely to produce areas of heavy rain with life-threatening flash flooding, especially on burn scars, high winds, and significant waves along the coast. Scattered severe storms capable of damaging winds gusts, isolated large hail, and tornadoes, including larger tornadoes EF-2 or greater is expected in parts of the Mississippi Valley into the Ohio Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair

52°F

11°C

Humidity 35%
Wind Speed SW 10 mph
Barometer 30.06 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 24 Oct 5:15 pm MDT
Extended Forecast for

Grand Lake CO

  • Tonight

    Tonight: Partly cloudy, with a low around 29. South southwest wind 5 to 10 mph, with gusts as high as 17 mph.

    Partly Cloudy

    Low: 29 °F

  • Monday

    Monday: Sunny, with a high near 62. Breezy, with a west southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.

    Sunny then
    Sunny and
    Breezy

    High: 62 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 34. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Mostly Clear

    Low: 34 °F

  • Tuesday

    Tuesday: Rain and snow showers, becoming all snow after 2pm. Some thunder is also possible. High near 44. Breezy, with a southwest wind 9 to 17 mph becoming west northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Chance
    Rain/Snow
    then
    Rain/Snow and
    Breezy

    High: 44 °F

  • Tuesday
    Night

    Tuesday Night: Snow showers likely, mainly before midnight. Some thunder is also possible. Mostly cloudy, with a low around 19. Blustery, with a west northwest wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    Snow Showers
    Likely and
    Blustery

    Low: 19 °F

  • Wednesday

    Wednesday: A 30 percent chance of snow showers. Partly sunny, with a high near 34. Breezy.

    Chance Snow
    Showers and
    Breezy

    High: 34 °F

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 23. Breezy.

    Chance Snow
    Showers and
    Breezy

    Low: 23 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 40.

    Mostly Sunny

    High: 40 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 20.

    Mostly Clear

    Low: 20 °F

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. South southwest wind 5 to 10 mph, with gusts as high as 17 mph.
Monday
Sunny, with a high near 62. Breezy, with a west southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a low around 34. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Tuesday
Rain and snow showers, becoming all snow after 2pm. Some thunder is also possible. High near 44. Breezy, with a southwest wind 9 to 17 mph becoming west northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow showers likely, mainly before midnight. Some thunder is also possible. Mostly cloudy, with a low around 19. Blustery, with a west northwest wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Wednesday
A 30 percent chance of snow showers. Partly sunny, with a high near 34. Breezy.
Wednesday Night
A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 23. Breezy.
Thursday
Mostly sunny, with a high near 40.
Thursday Night
Mostly clear, with a low around 20.
Friday
Sunny, with a high near 49.
Friday Night
Clear, with a low around 23.
Saturday
Sunny, with a high near 48.
Saturday Night
A slight chance of snow showers. Partly cloudy, with a low around 22.
Sunday
A slight chance of snow showers. Mostly sunny, with a high near 43.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Grand Lake CO
 40.23°N 105.82°W (Elev. 9199 ft)
Last Update:
3:29 pm MDT Oct 24, 2021
Forecast Valid:
5pm MDT Oct 24, 2021-6pm MDT Oct 31, 2021
 
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