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 >

Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Fair

91°F

33°C

Humidity 85%
Wind Speed Calm
Barometer 29.88 in
Dewpoint 86°F (30°C)
Visibility 10.00 mi
Heat Index122°F (50°C)
Last update 26 Jul 4:35 pm CDT
Extended Forecast for

Macomb Muni Airport IL

Extreme Heat Warning July 26, 04:52pm until July 27, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 26, 04:52pm until July 27, 10:00pm

    NOW until 10:00pm Mon

    Extreme Heat Warning

  • This Afternoon

    High: 91 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 75. West wind around 5 mph becoming southeast in the evening.

    Low: 75 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 8am.  Mostly sunny, with a high near 93. Heat index values as high as 111. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 93 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Monday Night

    Monday Night: Patchy smoke after 2am. Increasing clouds, with a low around 73. Southwest wind around 5 mph becoming north after midnight.

    Low: 73 °F

    Mostly Clear
    then Patchy
    Smoke

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 64.

    Low: 64 °F

    Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. Heat index values as high as 122. Calm wind.
Tonight
Mostly cloudy, with a low around 75. West wind around 5 mph becoming southeast in the evening.
Monday
A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 93. Heat index values as high as 111. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Patchy smoke after 2am. Increasing clouds, with a low around 73. Southwest wind around 5 mph becoming north after midnight.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Clear, with a low around 64.
Thursday
Sunny, with a high near 85.
Thursday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 67.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 79.
Friday Night
A 40 percent chance of showers. Partly cloudy, with a low around 66.
Saturday
Mostly sunny, with a high near 80.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Macomb Muni Airport IL
 40.53°N 90.66°W (Elev. 699 ft)
4:46 pm CDT Jul 26, 2026
4pm CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database