The hazy air hovering over US cities, including Chicago and New York, this summer is reminding Americans of just how ...

Local health officials, firefighters and community leaders weigh in on the growing concern over wildfire season.

According to the National Weather Service, the air quality alert remains in effect through midnight in parts of the Chicago ...

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

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

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

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

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

The remaining 10 states affected by medium to heavy smoke from the wildfires are Colorado, New York, New Jersey, Connecticut, Pennsylvania, Vermont, Massachusetts, Indiana, New Hampshire, and ...

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 ...