National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Fair

80°F

27°C

Humidity 94%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 16 Aug 8:35 pm CDT
Extended Forecast for

3 Miles SE Avon IL

Heat Advisory until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 17, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Tonight

    Low: 73 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 95. Heat index values as high as 107. Light southeast wind.

    High: 95 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72. Light southeast wind.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 95. Heat index values as high as 110. Southeast wind 5 to 7 mph becoming southwest in the afternoon.

    High: 95 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 73. South southwest wind 3 to 5 mph.

    Low: 73 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. West northwest wind 3 to 7 mph.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. North northeast wind around 6 mph.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 11pm and 2am. Mostly clear, with a low around 73. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny and hot, with a high near 95. Heat index values as high as 107. Light southeast wind.
Sunday Night
Partly cloudy, with a low around 72. Light southeast wind.
Monday
Sunny and hot, with a high near 95. Heat index values as high as 110. Southeast wind 5 to 7 mph becoming southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 73. South southwest wind 3 to 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. West northwest wind 3 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 68. North northeast wind around 6 mph.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Avon IL
 40.63°N 90.4°W (Elev. 610 ft)
Last Update:
7:25 pm CDT Aug 16, 2025
Forecast Valid:
8pm CDT Aug 16, 2025-6pm CDT Aug 23, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation