Dangerous Heat Continues; Monitoring Excessive Rainfall and Flash Flooding

The heat continues along and east of the Mississippi River. The most significant cumulative heat impacts are expected across the Mid-Atlantic through today and eastern Ohio Valley through Friday. Severe weather and heavy rainfall potential from the Southwest, Plains, upper Midwest, Great Lakes, mid-Atlantic and Northeast the next couple of days. A disturbance near the Marianas may bring flooding. Read More >

Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Fair

88°F

31°C

Humidity 60%
Wind Speed S 12 G 16 mph
Barometer 29.92 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 26 Jun 5:35 pm CDT
Extended Forecast for

Macomb IL

Heat Advisory until June 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until June 26, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • This Afternoon

    High: 90 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 2am and 3am.  Increasing clouds, with a low around 71. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 85. West wind around 10 mph.

    High: 85 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am.  Partly cloudy, with a low around 69. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 91.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 90. Southwest wind around 15 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between 2am and 3am. Increasing clouds, with a low around 71. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. West wind around 10 mph.
Friday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 71.
Sunday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91.
Sunday Night
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Macomb IL
 40.46°N 90.67°W (Elev. 705 ft)
4:32 pm CDT Jun 26, 2025
5pm CDT Jun 26, 2025-6pm CDT Jul 3, 2025
 
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Additional Resources

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