Dangerous Heat in the East; Critical Fire Weather in the 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 today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair and Breezy

70°F

21°C

Humidity 16%
Wind Speed SW 21 G 33 mph
Barometer 30.11 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 29 Jun 2:15 pm MDT
Extended Forecast for

5 Miles WNW Arapahoe Peak CO

Red Flag Warning June 30, 12:00pm until June 30, 09:00pm
Red Flag Warning June 29, 02:26pm until June 29, 09:00pm
Click here for hazard details and duration
Red Flag Warning
Red Flag Warning
  •  
    Red Flag Warning June 29, 02:26pm until June 29, 09:00pm

    NOW until 9:00pm Mon

    Red Flag Warning

  • This Afternoon

    High: 61 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Patchy smoke after 8pm. Clear, with a low around 40. Breezy, with a west wind 13 to 18 mph becoming south 6 to 11 mph after midnight. Winds could gust as high as 31 mph.

    Low: 40 °F

    Patchy Smoke
    and Breezy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 3pm.  Patchy smoke before noon. Increasing clouds, with a high near 68. South wind 6 to 10 mph, with gusts as high as 26 mph.

    High: 68 °F

    Patchy Smoke
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Patchy smoke after 7pm. Mostly cloudy, then gradually becoming clear, with a low around 40. West southwest wind 8 to 13 mph becoming light south southwest  after midnight. Winds could gust as high as 22 mph.

    Low: 40 °F

    Patchy Smoke

  • Wednesday

    Wednesday: Patchy smoke before 7am. Sunny, with a high near 67. Light west southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 67 °F

    Patchy Smoke
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 61. Breezy, with a west southwest wind 20 to 23 mph, with gusts as high as 38 mph.
Tonight
Patchy smoke after 8pm. Clear, with a low around 40. Breezy, with a west wind 13 to 18 mph becoming south 6 to 11 mph after midnight. Winds could gust as high as 31 mph.
Tuesday
A 20 percent chance of showers after 3pm. Patchy smoke before noon. Increasing clouds, with a high near 68. South wind 6 to 10 mph, with gusts as high as 26 mph.
Tuesday Night
Patchy smoke after 7pm. Mostly cloudy, then gradually becoming clear, with a low around 40. West southwest wind 8 to 13 mph becoming light south southwest after midnight. Winds could gust as high as 22 mph.
Wednesday
Patchy smoke before 7am. Sunny, with a high near 67. Light west southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Sunny, with a high near 71. Breezy.
Friday Night
Partly cloudy, with a low around 45. Breezy.
Independence Day
Mostly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Arapahoe Peak CO
 40.04°N 105.74°W (Elev. 10272 ft)
12:45 pm MDT Jun 29, 2026
2pm MDT Jun 29, 2026-6pm MDT Jul 5, 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