Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Current conditions at

Grand Junction Regional Airport (KGJT)

Lat: 39.13389°NLon: 108.53861°WElev: 4859.0ft.

Clear

75°F

24°C

Humidity 53%
Wind Speed E 16 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 27 Jul 02:35 AM MDT
Extended Forecast for

4 Miles NNE Mack CO

Heat Advisory July 27, 02:49am until July 28, 06:00am
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 27, 02:49am until July 28, 06:00am

    NOW until 6:00am Tue

    Heat Advisory

  • Overnight

    Low: 70 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 100. Calm wind becoming west around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: A 10 percent chance of showers before 8pm.  Partly cloudy, with a low around 70. West wind around 5 mph becoming east southeast in the evening.

    Low: 70 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Calm wind becoming west around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 70. West wind around 5 mph becoming east after midnight.

    Low: 70 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny and hot, with a high near 100.

    High: 100 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

Detailed Forecast

Overnight
Mostly cloudy, with a low around 70. Calm wind becoming east around 5 mph.
Monday
Mostly sunny and hot, with a high near 100. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 70. West wind around 5 mph becoming east southeast in the evening.
Tuesday
Sunny and hot, with a high near 100. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 70. West wind around 5 mph becoming east after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 100.
Wednesday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 67.
Thursday
Sunny and hot, with a high near 101.
Thursday Night
Mostly clear, with a low around 69.
Friday
Sunny and hot, with a high near 104.
Friday Night
Mostly clear, with a low around 70.
Saturday
Sunny and hot, with a high near 105.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny and hot, with a high near 106.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Mack CO
 39.27°N 108.84°W (Elev. 4698 ft)
1:41 am MDT Jul 27, 2026
2am MDT Jul 27, 2026-6pm MDT Aug 2, 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