Concern for poor air quality in the greater Chicago area remains as the Illinois EPA extends its alert until Thursday night.

Smoke from Canadian wildfires continues to affect air quality across the Midwest, though Monday’s conditions were an ...

While an air quality alert continues for parts of the Midwest due to smoke from Canadian wildfires, northeastern Illinois was ...

Chicago will see near-90 temperatures, high humidity, and poor air quality today, with storm chances returning tonight.

An air quality alert in the Chicago area has been extended for another day as Canadian wildfire smoke continues to plague the ...

Chicago faces an air quality alert due to Canadian wildfire smoke and high ozone levels, with risks for sensitive groups.

Why is the air quality bad right now? Smoke from wildfires spreads to the Midwest, Northeast and southern California in the U ...

Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.

Millions of Americans have been urged to avoid driving amid concerns over high air pollution levels. Air quality alerts were ...

I’ll tell ya, it’s about time we see some green pop up on our air quality map! That means the Air Quality Index (AQI) has ...

The air quality index (AQI) dropped below 100 overnight, meaning the air quality is now “unhealthy for some” across a good portion of northern Illinois. Those with heart and lung ...

An air quality alert has been extended for part of the Chicago area through Thursday. The alert for McHenry, Lake, Kane, DuPage, Kendall, Grundy, Cook and Will counties in Illinois and some of ...