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.

Light Snow

21°F

-6°C

Humidity 93%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 20°F (-7°C)
Visibility 2.50 mi
Last update 3 Dec 4:35 am MST
Extended Forecast for

East Portal CO

  • Overnight

    Overnight: Snow. Steady temperature around 15. South southeast wind around 8 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 15 °F

    Snow

  • Wednesday

    Wednesday: Snow. Temperature rising to near 14 by noon, then falling to around 9 during the remainder of the day. Wind chill values as low as -3. East wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 14 °F⇓

    Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 2. Wind chill values as low as -17. Breezy, with a south southeast wind 6 to 15 mph becoming west after midnight. Winds could gust as high as 24 mph. New snow accumulation of less than a half inch possible.

    Low: 2 °F

    Chance Snow
    then Mostly
    Clear and
    Breezy

  • Thursday

    Thursday: Patchy blowing snow before 4pm. Sunny, with a high near 17. Wind chill values as low as -19. Breezy, with a west wind 20 to 24 mph, with gusts as high as 37 mph.

    High: 17 °F

    Patchy
    Blowing Snow
    and Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 8. Windy, with a west wind 24 to 26 mph, with gusts as high as 45 mph.

    Low: 8 °F

    Chance Snow
    and Windy

  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 20. Breezy. Chance of precipitation is 60%.

    High: 20 °F

    Snow Likely
    and Breezy

  • Friday Night

    Friday Night: Snow likely, mainly after 11pm. Mostly cloudy, with a low around 12. Windy. Chance of precipitation is 60%.

    Low: 12 °F

    Snow Likely
    and Windy

  • Saturday

    Saturday: Snow. Mostly cloudy, with a high near 21. Windy.

    High: 21 °F

    Snow and
    Windy

  • Saturday Night

    Saturday Night: Snow likely. Mostly cloudy, with a low around 15. Windy.

    Low: 15 °F

    Snow Likely
    and Windy

Detailed Forecast

Overnight
Snow. Steady temperature around 15. South southeast wind around 8 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Wednesday
Snow. Temperature rising to near 14 by noon, then falling to around 9 during the remainder of the day. Wind chill values as low as -3. East wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
A 40 percent chance of snow, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 2. Wind chill values as low as -17. Breezy, with a south southeast wind 6 to 15 mph becoming west after midnight. Winds could gust as high as 24 mph. New snow accumulation of less than a half inch possible.
Thursday
Patchy blowing snow before 4pm. Sunny, with a high near 17. Wind chill values as low as -19. Breezy, with a west wind 20 to 24 mph, with gusts as high as 37 mph.
Thursday Night
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 8. Windy, with a west wind 24 to 26 mph, with gusts as high as 45 mph.
Friday
Snow likely. Mostly cloudy, with a high near 20. Breezy. Chance of precipitation is 60%.
Friday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 12. Windy. Chance of precipitation is 60%.
Saturday
Snow. Mostly cloudy, with a high near 21. Windy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 15. Windy.
Sunday
Snow likely, mainly before 11am. Partly sunny, with a high near 22. Windy.
Sunday Night
A slight chance of snow. Partly cloudy, with a low around 15. Windy.
Monday
A chance of snow. Partly sunny, with a high near 26. Windy.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 15. Windy.
Tuesday
A slight chance of snow. Partly sunny, with a high near 30. Windy.
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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:
3:25 am MST Dec 3, 2025
Forecast Valid:
4am MST Dec 3, 2025-6pm MST Dec 9, 2025
 
Forecast Discussion
 
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Additional Resources

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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