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

79°F

26°C

Humidity 11%
Wind Speed SW 12 G 17 mph
Barometer 30.05 in
Dewpoint 21°F (-6°C)
Visibility NA
Heat Index77°F (25°C)
Last update 6 Jun 4:15 pm MDT
Extended Forecast for

East Portal CO

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 62. South southwest wind around 8 mph.

    High: 62 °F

    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 45. South southwest wind 7 to 14 mph, with gusts as high as 22 mph.

    Low: 45 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 66. Breezy, with a west wind 16 to 20 mph, with gusts as high as 31 mph.

    High: 66 °F

    Increasing
    Clouds and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. Breezy, with a west wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 31 mph.

    Low: 42 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 63. South southwest wind 5 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 63 °F

    Mostly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Windy.

    High: 66 °F

    Mostly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39. Windy.

    Low: 39 °F

    Mostly Clear
    and Windy

  • Wednesday

    Wednesday: Sunny, with a high near 57. Very windy.

    High: 57 °F

    Sunny and
    Very Windy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 62. South southwest wind around 8 mph.
Tonight
A 20 percent chance of showers before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 45. South southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Sunday
Increasing clouds, with a high near 66. Breezy, with a west wind 16 to 20 mph, with gusts as high as 31 mph.
Sunday Night
Partly cloudy, with a low around 42. Breezy, with a west wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 31 mph.
Monday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 63. South southwest wind 5 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Mostly sunny, with a high near 66. Windy.
Tuesday Night
Mostly clear, with a low around 39. Windy.
Wednesday
Sunny, with a high near 57. Very windy.
Wednesday Night
Mostly clear, with a low around 34. Very windy.
Thursday
Sunny, with a high near 59. Windy.
Thursday Night
Mostly clear, with a low around 34. Breezy.
Friday
Sunny, with a high near 60. Breezy.
Friday Night
Mostly clear, with a low around 37. Breezy.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 60. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
East Portal CO
 39.91°N 105.64°W (Elev. 10397 ft)
Last Update:
12:46 pm MDT Jun 6, 2026
Forecast Valid:
4pm MDT Jun 6, 2026-6pm MDT Jun 13, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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