As wildfires continue to rage in western Canada, the Environmental Protection Agency issued its first alert of the year for the Chicago area. The EPA is warning wildfire smoke will cause particle ...

An air quality alert remains in effect for the entire Chicago area, with another "Air Pollution Action Day" alert declared as wildfire smoke from Canadian wildfires continues to impact parts of the ...

An air quality alert has been issued for much of the Chicago area Wednesday afternoon as Canadian wildfire smoke once again impacts the region's levels.

Smoke coming in from Canadian wildfires settled over Chicago, causing unhealthy air quality conditions for at-risk groups.

Smoke from Canadian wildfires triggered an air quality alert Thursday across northeast Illinois, meaning conditions are considered unhealthy for the general public.

Canadian wildfires brought some of the worst air quality in the world to Chicago last week. Since then, the AQI has gotten a ...

CHICAGO (WLS) -- The Chicago area is under an air quality alert until Friday night due to the Canadian wildfire smoke. Environmental officials said the pollutants from the smoke will be sticking ...

An air quality alert has been extended for the Chicago area as “unhealthy” levels are expected to continue into the start of the weekend with wildfire smoke lingering in the area. The poor air ...

Another large fire exacerbated by climate change is threatening the health of Chicagoans. Government officials issued an air ...

"As soon as the rule was released, the EPA employees started talking about how terrible this was going to be for the state of ...

The Air Quality Alert issued for Chicagoland has been extended through Friday. Emily Wahls has your weather update!

Moderate air quality is being reported across other parts of northeastern Minnesota, northern Wisconsin, the Chicago area, southwestern Michigan and the state's eastern Upper Peninsula ...