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

30°F

-1°C

Humidity 64%
Wind Speed Calm
Barometer 30.30 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 8 Dec 10:15 pm MST
Extended Forecast for

East Portal CO

High Wind Warning December 9, 12:00am until December 10, 12:00am
Click here for hazard details and duration
High Wind Warning

  • Tonight

    Tonight: A 20 percent chance of snow after 11pm. Widespread blowing snow. Partly cloudy, with a low around 16. Wind chill values as low as -5. Very windy, with a west northwest wind 36 to 41 mph, with gusts as high as 70 mph.

    Low: 16 °F

    Slight Chance
    Snow and
    Blowing Snow

  • Tuesday

    Tuesday: A 30 percent chance of snow. Widespread blowing snow before 2pm, then patchy blowing snow after 5pm. Partly sunny, with a high near 35. Wind chill values as low as -3. Very windy, with a west wind 40 to 43 mph, with gusts as high as 70 mph. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Chance Snow
    and Blowing
    Snow

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow. Patchy blowing snow. Mostly cloudy, with a low around 26. Very windy, with a west wind 36 to 41 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 70 mph. New snow accumulation of 1 to 3 inches possible.

    Low: 26 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Wednesday

    Wednesday: A 40 percent chance of snow. Areas of blowing snow. Partly sunny, with a high near 32. Very windy, with a west wind 29 to 36 mph, with gusts as high as 55 mph. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Chance Snow
    and Areas
    Blowing Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before 11pm. Patchy blowing snow. Partly cloudy, with a low around 27. Very windy, with a west wind 33 to 40 mph, with gusts as high as 60 mph.

    Low: 27 °F

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

  • Thursday

    Thursday: Patchy blowing snow before 11am. Mostly sunny, with a high near 35. Windy.

    High: 35 °F

    Windy. Patchy
    Blowing Snow
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 21. Windy.

    Low: 21 °F

    Mostly Clear
    and Windy

  • Friday

    Friday: Mostly sunny, with a high near 34. Breezy.

    High: 34 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22. Breezy.

    Low: 22 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Tonight
A 20 percent chance of snow after 11pm. Widespread blowing snow. Partly cloudy, with a low around 16. Wind chill values as low as -5. Very windy, with a west northwest wind 36 to 41 mph, with gusts as high as 70 mph.
Tuesday
A 30 percent chance of snow. Widespread blowing snow before 2pm, then patchy blowing snow after 5pm. Partly sunny, with a high near 35. Wind chill values as low as -3. Very windy, with a west wind 40 to 43 mph, with gusts as high as 70 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
A 50 percent chance of snow. Patchy blowing snow. Mostly cloudy, with a low around 26. Very windy, with a west wind 36 to 41 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 70 mph. New snow accumulation of 1 to 3 inches possible.
Wednesday
A 40 percent chance of snow. Areas of blowing snow. Partly sunny, with a high near 32. Very windy, with a west wind 29 to 36 mph, with gusts as high as 55 mph. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
A 20 percent chance of snow before 11pm. Patchy blowing snow. Partly cloudy, with a low around 27. Very windy, with a west wind 33 to 40 mph, with gusts as high as 60 mph.
Thursday
Patchy blowing snow before 11am. Mostly sunny, with a high near 35. Windy.
Thursday Night
Mostly clear, with a low around 21. Windy.
Friday
Mostly sunny, with a high near 34. Breezy.
Friday Night
Partly cloudy, with a low around 22. Breezy.
Saturday
Mostly sunny, with a high near 35. Breezy.
Saturday Night
Partly cloudy, with a low around 21. Breezy.
Sunday
Mostly sunny, with a high near 35. Breezy.
Sunday Night
Partly cloudy, with a low around 19. Breezy.
Monday
Mostly sunny, with a high near 31. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
East Portal CO
 39.89°N 105.67°W (Elev. 10000 ft)
Last Update:
2:11 pm MST Dec 8, 2025
Forecast Valid:
10pm MST Dec 8, 2025-6pm MST Dec 15, 2025
 
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