National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Wave Continues; Areas of Severe Thunderstorms and Heavy Rain through the Weekend

The prolonged and intense heat wave continues today for portions of the Ohio Valley and Mid-Atlantic, with relief expected by this weekend. There will be daily chances for severe thunderstorms and heavy rainfall in the northern Plains and Upper Midwest today through Sunday. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

49°F

9°C

Humidity 65%
Wind Speed Calm
Barometer 30.40 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 27 Jun 7:55 am MDT
Extended Forecast for

East Portal CO

  • Today

    Today: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 65. West wind 6 to 8 mph.

    High: 65 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 46. West wind 6 to 11 mph, with gusts as high as 24 mph.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 68. West wind 6 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 20%.

    High: 68 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. South southwest wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66. West wind 6 to 10 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 66 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday 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 44. Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 62. Chance of precipitation is 70%.

    High: 62 °F

    Mostly Sunny
    then T-storms
    Likely

  • Monday Night

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

    Low: 43 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

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

    High: 65 °F

    Mostly Sunny
    then T-storms
    Likely

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 65. West wind 6 to 8 mph.
Tonight
Partly cloudy, with a low around 46. West wind 6 to 11 mph, with gusts as high as 24 mph.
Saturday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 68. West wind 6 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 46. South southwest wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Sunday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66. West wind 6 to 10 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.
Sunday 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 44. Chance of precipitation is 20%.
Monday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 62. Chance of precipitation is 70%.
Monday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43.
Tuesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 65.
Tuesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 44.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 64.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 63.
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:
4:01 am MDT Jun 27, 2025
Forecast Valid:
8am MDT Jun 27, 2025-6pm MDT Jul 3, 2025
 
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