Air quality alerts were in effect in Iowa, Minnesota, Wisconsin and Michigan, as well as eastern Nebraska and parts of ...

The Air Quality Index (AQI), a system used to communicate how much pollution is in the air, is expected to reach the red or ...

Most of the Chicago area remains under an Air Quality Alert this weekend due to smoke from Canadian wildfires.

While we will see plenty of sunshine and beautiful temperatures on Sunday, a layer of haze will linger across the area as as ...

According to a ranking by IQ Air, a Swiss air-technology company, Chicago had the worst air quality in the world for a few ...

While the haze slightly lifted Saturday morning, air quality levels are expected to worsen across the Chicago area over the ...

National Weather Service officials issued an air quality alert set to expire at midnight Saturday for the Chicago and ...

Saturday offers generous sunshine mixed with puffy fair weather clouds, comfortable temperatures and low humidity. An Air ...