As the city's surface warms, it heats the air above it, causing that air to rise. This rising motion can pull in smoke-laden ...

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 ...

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

As Canadian wildfire smoke lingers in the skies, the Chicago area will soon be under an air quality alert, but the smoke ...

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

A fire was raging Monday afternoon at a Beggars Pizza restaurant in the south Chicago suburb of Blue Island. The fire broke ...

Chicago’s summer skies are increasingly foul due to Canadian wildfires, especially when the weather otherwise is nicest. This ...

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

The National Weather Service issued an air quality alert for the city on Thursday and kept extending it through Sunday night. There was no alert Monday.

However, Lake, Porter, Newton and Jasper counties in Indiana will be under another air quality alert all day Tuesday. The ...

Blazes burning across Canada are sending air quality plummeting in Detroit, Chicago, New York and other major U.S. cities ...