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

52°F

11°C

Humidity 70%
Wind Speed Calm
Barometer 30.36 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 15 Jul 2:15 am MDT
Extended Forecast for

East Portal CO

  • Overnight

    Overnight: Mostly clear, with a low around 48. Breezy, with a west wind 15 to 17 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 69. Breezy, with a west northwest wind 10 to 16 mph, with gusts as high as 22 mph.

    High: 69 °F

    Sunny and
    Breezy then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 47. West southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 68. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    High: 68 °F

    Mostly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 45. Northwest wind 7 to 9 mph becoming south southeast in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

    Low: 45 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66.

    High: 66 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 48. Breezy, with a west wind 15 to 17 mph, with gusts as high as 21 mph.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 69. Breezy, with a west northwest wind 10 to 16 mph, with gusts as high as 22 mph.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 47. West southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Wednesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 68. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 45. Northwest wind 7 to 9 mph becoming south southeast in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Thursday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 48.
Friday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 66.
Friday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47.
Saturday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 66.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 65.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 48.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Portal CO
 39.89°N 105.67°W (Elev. 10000 ft)
Last Update:
8:41 pm MDT Jul 14, 2025
Forecast Valid:
2am MDT Jul 15, 2025-6pm MDT Jul 21, 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