Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

37°F

3°C

Humidity 71%
Wind Speed Calm
Barometer 30.38 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 9 Oct 8:35 am MDT
Extended Forecast for

3 Miles WSW East Portal CO

  • Today

    Today: A 20 percent chance of showers after noon.  Increasing clouds, with a high near 51. West wind 9 to 11 mph, with gusts as high as 18 mph.

    High: 51 °F

    Sunny then
    Slight Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 8pm.  Mostly cloudy, then gradually becoming clear, with a low around 36. Breezy, with a west wind 10 to 18 mph, with gusts as high as 32 mph.

    Low: 36 °F

    Breezy.
    Slight Chance
    Showers then
    Clear

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 3pm.  Mostly sunny, with a high near 49. Breezy, with a west wind 9 to 17 mph, with gusts as high as 28 mph.

    High: 49 °F

    Sunny and
    Breezy then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. West southwest wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 48. West southwest wind 7 to 9 mph, with gusts as high as 17 mph.

    High: 48 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Showers

  • Columbus Day

    Columbus Day: Sunny, with a high near 49. Breezy.

    High: 49 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers before midnight.  Partly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow showers after noon.  Mostly sunny, with a high near 44. Breezy.

    High: 44 °F

    Mostly Sunny
    then Chance
    Rain/Snow and
    Breezy

Detailed Forecast

Today
A 20 percent chance of showers after noon. Increasing clouds, with a high near 51. West wind 9 to 11 mph, with gusts as high as 18 mph.
Tonight
A 20 percent chance of showers before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 36. Breezy, with a west wind 10 to 18 mph, with gusts as high as 32 mph.
Saturday
A 30 percent chance of showers, mainly after 3pm. Mostly sunny, with a high near 49. Breezy, with a west wind 9 to 17 mph, with gusts as high as 28 mph.
Saturday Night
Mostly cloudy, with a low around 37. West southwest wind 8 to 11 mph, with gusts as high as 18 mph.
Sunday
Mostly cloudy, with a high near 48. West southwest wind 7 to 9 mph, with gusts as high as 17 mph.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 37.
Columbus Day
Sunny, with a high near 49. Breezy.
Monday Night
A slight chance of showers before midnight. Partly cloudy, with a low around 34.
Tuesday
A chance of rain and snow showers after noon. Mostly sunny, with a high near 44. Breezy.
Tuesday Night
Rain and snow showers likely, becoming all snow after 9pm. Mostly cloudy, with a low around 28. Breezy.
Wednesday
A chance of snow showers. Partly sunny, with a high near 33. Windy.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 25. Windy.
Thursday
A chance of snow showers. Partly sunny, with a high near 33. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW East Portal CO
 39.89°N 105.7°W (Elev. 11722 ft)
12:46 am MDT Oct 9, 2026
8am MDT Oct 9, 2026-6pm MDT Oct 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database