Air quality alerts have been issued across 12 states for Wednesday, according to the National Weather Service.

The air quality index (AQI) dropped below 100 overnight, meaning the air quality is now “unhealthy for some” across a good portion of northern Illinois. Those with heart and lung ...

BOTTOM LINE: Both the Detroit Tigers and the Minnesota Twins are looking for a series win with a victory on Wednesday. LATEST VIDEOS Powered by Detroit is 66-49 overall and 37-22 at home. Tigers ...

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

More than 60 works of art are now available to check out at a Stateline museum, showcasing the many different kinds of ...

Wednesday morning will begin in the mid 60s with the chance for patchy fog across Chicagoland. Wednesday’s highs bump into ...

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

Smoke from Canadian wildfires drifted into the region last week. Doctors said they've seen an influx in appointments for respiratory problems as a result.

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 air from the north, bringing it down to the surface.

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 ...

The administration has filed a series of lawsuits targeting state or city policies it says are interfering with immigration ...