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

92°F

33°C

Humidity 61%
Wind Speed SW 9 mph
Barometer 30.00 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 18 Aug 2:15 pm CDT
Extended Forecast for

3 Miles SE Avon IL

Heat Advisory August 18, 02:35pm until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 02:35pm until August 18, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 94 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 71. South wind 5 to 8 mph.

    Low: 71 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 10am. Partly sunny, with a high near 87. West wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 16 mph.

    High: 87 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. North northeast wind 3 to 5 mph.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. North northeast wind 6 to 10 mph, with gusts as high as 15 mph.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62. North northeast wind 5 to 8 mph, with gusts as high as 15 mph.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Northeast wind around 6 mph.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 94. Heat index values as high as 108. South southwest wind around 11 mph, with gusts as high as 18 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 71. South wind 5 to 8 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 10am. Partly sunny, with a high near 87. West wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 16 mph.
Tuesday Night
Partly cloudy, with a low around 68. North northeast wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 83. North northeast wind 6 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 62. North northeast wind 5 to 8 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 84. Northeast wind around 6 mph.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 75.
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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:
1:55 pm CDT Aug 18, 2025
Forecast Valid:
2pm CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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