Wildfire smoke brings hazy skies and poor air quality to Chicago today, with hot and humid weather building into the weekend.

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states ...

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts ...

With Canadian wildfires seemingly out of control, states from Wisconsin to Maine and as far south as Pennsylvania and ...

Wednesday begins with a fair amount of sunshine for the first two thirds of the day, but some cloud coverage filters the ...

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

Meteorologist Tony Pann has some tips on preventing wildfires as smoke from Canada has prompted air quality alerts across the ...

WGN-TV Chief Meteorologist Demetrius Ivory joins Lisa Dent to discuss how Canadian wildfires continue to affect Chicago’s ...

CHICAGO (WLS) -- An air quality alert was issued for the greater Chicago area on Tuesday. The alert was issued by the EPA at about 11:56 a.m. It will be in effect until midnight. Lake, Porter, Newton ...

Air quality has taken a serious hit across the United States as a two-fold blow of wildfires in the West and in Canada have ...

Due to smoke from wildfires, several U.S. cities had an AQI over 100 on Aug. 5, which means the air is unhealthy for ...

The public is advised to take precautions, especially those sensitive to polluted conditions, by limiting their time outside ...