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

24°F

-4°C

Humidity 73%
Wind Speed W 14 G 18 mph
Barometer 30.14 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 7 Dec 4:55 am MST
Extended Forecast for

East Portal CO

  • Overnight

    Overnight: A 40 percent chance of snow. Widespread blowing snow. Mostly cloudy, with a low around 10. Wind chill values as low as -12. Very windy, with a west wind around 39 mph, with gusts as high as 60 mph. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 10 °F

    Chance Snow
    and Blowing
    Snow

  • Sunday

    Sunday: A 30 percent chance of snow before 11am. Widespread blowing snow, mainly before 11am. Mostly sunny, with a high near 18. Wind chill values as low as -13. Windy, with a west wind 28 to 33 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 50 mph. New snow accumulation of less than one inch possible.

    High: 18 °F

    Chance Snow
    and Blowing
    Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after 11pm. Partly cloudy, with a low around 12. Wind chill values as low as -8. Windy, with a west wind 23 to 28 mph, with gusts as high as 47 mph.

    Low: 12 °F

    Slight Chance
    Snow and
    Windy

  • Monday

    Monday: A 40 percent chance of snow, mainly before 11am. Partly sunny, with a high near 24. Wind chill values as low as -6. Windy, with a west wind 26 to 28 mph, with gusts as high as 45 mph. New snow accumulation of 1 to 2 inches possible.

    High: 24 °F

    Chance Snow
    and Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. Very windy, with a west wind 29 to 37 mph, with gusts as high as 60 mph.

    Low: 16 °F

    Partly Cloudy
    and Very
    Windy

  • Tuesday

    Tuesday: A 20 percent chance of snow. Partly sunny, with a high near 30. Very windy.

    High: 30 °F

    Slight Chance
    Snow and Very
    Windy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 26. Very windy.

    Low: 26 °F

    Chance Snow
    and Very
    Windy

  • Wednesday

    Wednesday: Snow likely. Mostly cloudy, with a high near 32. Very windy.

    High: 32 °F

    Snow Likely
    and Very
    Windy

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 25. Very windy.

    Low: 25 °F

    Chance Snow
    and Very
    Windy

Detailed Forecast

Overnight
A 40 percent chance of snow. Widespread blowing snow. Mostly cloudy, with a low around 10. Wind chill values as low as -12. Very windy, with a west wind around 39 mph, with gusts as high as 60 mph. Total nighttime snow accumulation of 1 to 2 inches possible.
Sunday
A 30 percent chance of snow before 11am. Widespread blowing snow, mainly before 11am. Mostly sunny, with a high near 18. Wind chill values as low as -13. Windy, with a west wind 28 to 33 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 50 mph. New snow accumulation of less than one inch possible.
Sunday Night
A 20 percent chance of snow after 11pm. Partly cloudy, with a low around 12. Wind chill values as low as -8. Windy, with a west wind 23 to 28 mph, with gusts as high as 47 mph.
Monday
A 40 percent chance of snow, mainly before 11am. Partly sunny, with a high near 24. Wind chill values as low as -6. Windy, with a west wind 26 to 28 mph, with gusts as high as 45 mph. New snow accumulation of 1 to 2 inches possible.
Monday Night
Partly cloudy, with a low around 16. Very windy, with a west wind 29 to 37 mph, with gusts as high as 60 mph.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 30. Very windy.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 26. Very windy.
Wednesday
Snow likely. Mostly cloudy, with a high near 32. Very windy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 25. Very windy.
Thursday
Snow likely. Mostly cloudy, with a high near 28. Windy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20. Windy.
Friday
A chance of snow. Partly sunny, with a high near 28. Breezy.
Friday Night
Partly cloudy, with a low around 19. Windy.
Saturday
Mostly sunny, with a high near 31. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Portal CO
 39.89°N 105.67°W (Elev. 10000 ft)
Last Update:
4:26 am MST Dec 7, 2025
Forecast Valid:
5am MST Dec 7, 2025-6pm MST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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