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

Dr. Juanita Mora, board director for the American Lung Association and CEO of Chicago Allergy Center, joins Lisa Dent to ...

An Air Quality Alert is active until Thursday night at midnight. People with sensitivities should take precautions.

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

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

France’s biggest wildfire in years was spreading quickly Wednesday in a Mediterranean region near Spain after leaving one ...

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

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

United Airlines flights on major routes were grounded Wednesday because of a technology issue, and additional flight delays were expected into the evening, the airline said.

The Midwest, especially Chicago, has been getting hit with waves of smoky air, carried in by shifting winds. Some Chicagoans ...

Rising temperatures on Wednesday posed new challenges for firefighters who have made incremental progress against a massive wildfire in central California that has ...