Air quality in the Chicago area remains poor for the third straight day in a row, with an air quality alert in effect through Wednesday night, along with extremely muggy conditions and the chance for ...

CHICAGO (WLS) -- There is a chance of severe weather Wednesday afternoon. Wednesday will be very hot and humid, with highs in the low 90s. Between about 3 and 8 p.m., strong to severe storms are ...

CHICAGO (WLS) -- An air quality alert was issued by the National Weather Service for the Chicago area. Chopper 7 captured as ...

Sensitive groups are advised to stay indoors and limit outdoor activities as pollution and ozone levels spike to unhealthy ...

Multiple U.S. states and Canadian provinces are experiencing poor air quality from wildfire smoke. Here's where.

As smoke from Canadian wildfires worsens air quality in Illinois, Dr. Brady Scott from Rush University explains how it ...

The Indiana Department of Environmental Management said Northwest Indiana’s ozone levels are expected to be unhealthy for ...

Today is warm with an air quality alert in effect. Sensitive groups should take it easy again as we have elevated ozone ...

Pollen and Air Quality forecast for West Chicago, IL with air quality index, pollutants, pollen count and pollution map from Weather Underground.

Wildfire smoke degrades air quality in swaths of Ontario, with Toronto ranking among the worst in the world on Monday.