Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

61°F

16°C

Humidity 21%
Wind Speed SW 5 mph
Barometer 30.20 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 30 Jun 10:55 pm MDT
Extended Forecast for

3 Miles WNW Trail Ridge CO

  • Tonight

    Tonight: Mostly clear, with a low around 34. Southwest wind 8 to 10 mph, with gusts as high as 16 mph.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 62. West southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy smoke after 5am. Partly cloudy, with a low around 36. Southwest wind 5 to 11 mph becoming southeast in the evening. Winds could gust as high as 18 mph.

    Low: 36 °F

    Mostly Cloudy
    then Patchy
    Smoke

  • Thursday

    Thursday: Patchy smoke before 7am. Sunny, with a high near 65. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 65 °F

    Patchy Smoke
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. West wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67. Breezy.

    High: 67 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Independence Day

    Independence Day: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 34. Southwest wind 8 to 10 mph, with gusts as high as 16 mph.
Wednesday
Sunny, with a high near 62. West southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Patchy smoke after 5am. Partly cloudy, with a low around 36. Southwest wind 5 to 11 mph becoming southeast in the evening. Winds could gust as high as 18 mph.
Thursday
Patchy smoke before 7am. Sunny, with a high near 65. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 38. West wind 7 to 11 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 67. Breezy.
Friday Night
Partly cloudy, with a low around 40.
Independence Day
Sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 40.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 68.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 42.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Trail Ridge CO
 40.45°N 105.81°W (Elev. 11201 ft)
12:46 pm MDT Jun 30, 2026
11pm MDT Jun 30, 2026-6pm MDT Jul 7, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database