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

Granby-Grand County Airport (KGNB)

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

Fair

67°F

19°C

Humidity 27%
Wind Speed S 3 mph
Barometer 30.41 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 8 Oct 12:55 pm MDT
Extended Forecast for

3 Miles SW East Portal CO

  • This Afternoon

    This Afternoon: A 30 percent chance of showers, mainly after 2pm. Mostly sunny, with a high near 51. Northwest wind around 9 mph, with gusts as high as 15 mph.

    High: 51 °F

    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 36. South southwest wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 16 mph.

    Low: 36 °F

    Slight Chance
    Showers then
    Clear

  • Friday

    Friday: A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 51. West wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 51 °F

    Sunny then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers before 8pm. Mostly clear, with a low around 36. Breezy, with a west wind 9 to 18 mph, with gusts as high as 31 mph.

    Low: 36 °F

    Breezy.
    Slight Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 49. Breezy, with a west southwest wind 9 to 15 mph, with gusts as high as 26 mph.

    High: 49 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after noon. Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers before midnight. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 49. Breezy.

    High: 49 °F

    Mostly Sunny
    then Sunny
    and Breezy

Detailed Forecast

This Afternoon
A 30 percent chance of showers, mainly after 2pm. Mostly sunny, with a high near 51. Northwest wind around 9 mph, with gusts as high as 15 mph.
Tonight
A 20 percent chance of showers before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 36. South southwest wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 16 mph.
Friday
A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 51. West wind 8 to 13 mph, with gusts as high as 21 mph.
Friday Night
A 20 percent chance of showers before 8pm. Mostly clear, with a low around 36. Breezy, with a west wind 9 to 18 mph, with gusts as high as 31 mph.
Saturday
Mostly sunny, with a high near 49. Breezy, with a west southwest wind 9 to 15 mph, with gusts as high as 26 mph.
Saturday Night
Mostly cloudy, with a low around 36.
Sunday
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 48.
Sunday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 37.
Columbus Day
Mostly sunny, with a high near 49. Breezy.
Monday Night
Mostly clear, with a low around 34.
Tuesday
A chance of showers. Mostly sunny, with a high near 46.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 31.
Wednesday
A chance of snow showers. Partly sunny, with a high near 38. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW East Portal CO
 39.89°N 105.7°W (Elev. 11722 ft)
Last Update:
12:46 pm MDT Oct 8, 2026
Forecast Valid:
1pm MDT Oct 8, 2026-6pm MDT Oct 14, 2026
 
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Additional Resources

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