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.

Fair

82°F

28°C

Humidity 19%
Wind Speed S 5 mph
Barometer 30.43 in
Dewpoint 35°F (2°C)
Visibility NA
Heat Index80°F (27°C)
Last update 13 Jul 1:15 pm MDT
Extended Forecast for

East Portal CO

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 66. East wind around 8 mph.

    High: 66 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 48. East southeast wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Sunny through mid morning, then becoming mostly cloudy, with a high near 70. West wind 6 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    High: 70 °F

    Sunny then
    Showers
    Likely

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 47. West wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 67. West northwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    High: 67 °F

    Sunny then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.

    Low: 45 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then showers and possibly a thunderstorm after noon. High near 65. Chance of precipitation is 80%.

    High: 65 °F

    Slight Chance
    Showers then
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny
    then T-storms
    Likely

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 66. East wind around 8 mph.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 48. East southeast wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 20%.
Monday
Showers likely and possibly a thunderstorm after noon. Sunny through mid morning, then becoming mostly cloudy, with a high near 70. West wind 6 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Monday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 47. West wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tuesday
Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 67. West northwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.
Wednesday
A slight chance of showers, then showers and possibly a thunderstorm after noon. High near 65. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43.
Thursday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 65.
Thursday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 67.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 46.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Portal CO
 39.91°N 105.64°W (Elev. 10397 ft)
Last Update:
4:01 am MDT Jul 13, 2025
Forecast Valid:
1pm MDT Jul 13, 2025-6pm MDT Jul 19, 2025
 
Forecast Discussion
 
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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