Current conditions at

Granby-Grand County Airport (KGNB)

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

Mostly Cloudy

64°F

18°C

Humidity 35%
Wind Speed Calm
Barometer 30.50 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 18 Aug 10:35 am MDT
Extended Forecast for

East Portal CO

  • Today

    Today: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 68. Breezy, with a west northwest wind 9 to 15 mph, with gusts as high as 26 mph.

    High: 68 °F

    Slight Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 46. West wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 46 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms between 1pm and 5pm.  Mostly sunny, with a high near 66. Breezy, with a west northwest wind 9 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 20%.

    High: 66 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 71. West wind 6 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 69.

    High: 69 °F

    Sunny then
    Showers
    Likely

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 68. Breezy, with a west northwest wind 9 to 15 mph, with gusts as high as 26 mph.
Tonight
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 46. West wind 6 to 8 mph, with gusts as high as 18 mph.
Wednesday
A slight chance of showers and thunderstorms between 1pm and 5pm. Mostly sunny, with a high near 66. Breezy, with a west northwest wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 47. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 71. West wind 6 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 48.
Friday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71.
Friday Night
Mostly cloudy, with a low around 49.
Saturday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 69.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48. Breezy.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 67. Breezy.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
East Portal CO
 39.91°N 105.64°W (Elev. 10397 ft)
4:21 am MDT Aug 18, 2026
11am MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
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Additional Resources

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