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Air quality in the Chicago area has remained poor for three days in a row, the NBC 5 Storm Team reported Wednesday morning.
As of 9 p.m., Chicago retained the distinction of having the world's worst air quality, with an air quality index of 175. Detroit came in second with 171, according to IQAir.
FOX 32 Chicago on MSN15d
Chicago weather: Air quality alert and rising heat bring a hazy, humid dayChicago faces poor air quality and sweltering heat today and tomorrow, followed by scattered storms heading into the weekend.
Why is it smoky in Chicago today? Wildfires are to blame for the city's air quality - among the worst in the world Tuesday. Check our map for updates.
Chicago remains in the "unhealthy" red zone. Chicagoans are advised to stay indoors, wear masks outside and utilize air purifiers to avoid the impacts of the air quality.
The Illinois EPA declared an Air Pollution Action Day in the Chicago metro area. See today's air quality index forecast for ...
As of Thursday morning, Chicago, Detroit and Washington, D.C. were ranked as the three cities with the worst air quality in the world, according to IQ Air's Air Quality Index.
Chicago experiences poor air quality from western U.S. wildfires every year — a result of climate change — though that usually happens much later in the summer.
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