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

Temperatures are climbing into the 80s this week, with highs expected to hit 90° by the weekend. Wildfire smoke will continue ...

This past Thursday should have been a beautiful day, a day to throw open the windows and putter in the garden, long-awaited ...

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

"The air quality is officially dangerous in Chicago," says Brian Urbaszewski, director of environmental health programs at ...

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

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

The hazy skies in the Chicago area are the visible sign of the poor air quality on Thursday as smoke from Canadian wildfires ...

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air.

Smoke from the more than 700 wildfires burning in Canada is continuing to blanket parts of the Midwest for a final day.

Most of the Chicago area remains under an Air Quality Alert this weekend due to smoke from Canadian wildfires.

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 ...