Dangerous Heat in the Central and Eastern U.S.; Critical Fire Weather in the Great Basin and Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue Tuesday across portions of the Four Corners and Great Basin, as dry conditions and gusty winds persist. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

65°F

18°C

Humidity 15%
Wind Speed W 15 mph
Barometer 30.16 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 29 Jun 7:55 pm MDT
Extended Forecast for

2 Miles NNE LONG'S PEAK CO

Red Flag Warning June 30, 12:00pm until June 30, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  • Tonight

    Tonight: Patchy smoke. Clear, with a low around 40. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 32 mph.

    Low: 40 °F

    Patchy Smoke
    and Breezy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 3pm.  Patchy smoke before 2pm. Increasing clouds, with a high near 61. South wind 10 to 13 mph, with gusts as high as 24 mph.

    High: 61 °F

    Patchy Smoke
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Patchy smoke after 7pm. Partly cloudy, with a low around 40. Breezy, with a west wind 11 to 21 mph, with gusts as high as 25 mph.

    Low: 40 °F

    Patchy Smoke
    and Breezy

  • Wednesday

    Wednesday: Patchy smoke before 7am. Sunny, with a high near 60. Breezy, with a west wind 10 to 17 mph becoming south southeast in the afternoon. Winds could gust as high as 30 mph.

    High: 60 °F

    Breezy.
    Patchy Smoke
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. Breezy, with a south southeast wind 8 to 16 mph becoming north northwest after midnight. Winds could gust as high as 21 mph.

    Low: 42 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

  • Thursday

    Thursday: Sunny, with a high near 61. Breezy.

    High: 61 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 66. Breezy.

    High: 66 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. Breezy.

    Low: 46 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Tonight
Patchy smoke. Clear, with a low around 40. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 32 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 3pm. Patchy smoke before 2pm. Increasing clouds, with a high near 61. South wind 10 to 13 mph, with gusts as high as 24 mph.
Tuesday Night
Patchy smoke after 7pm. Partly cloudy, with a low around 40. Breezy, with a west wind 11 to 21 mph, with gusts as high as 25 mph.
Wednesday
Patchy smoke before 7am. Sunny, with a high near 60. Breezy, with a west wind 10 to 17 mph becoming south southeast in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 42. Breezy, with a south southeast wind 8 to 16 mph becoming north northwest after midnight. Winds could gust as high as 21 mph.
Thursday
Sunny, with a high near 61. Breezy.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Sunny, with a high near 66. Breezy.
Friday Night
Partly cloudy, with a low around 46. Breezy.
Independence Day
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 45.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 66.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE LONG'S PEAK CO
 40.29°N 105.59°W (Elev. 11673 ft)
12:45 pm MDT Jun 29, 2026
8pm MDT Jun 29, 2026-6pm MDT Jul 6, 2026
 
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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