Toxic air spreads hundreds or even thousands of miles from where wildfires burn. Last week, Chicago felt the sting—and ...

Wildfire smoke remains in the air with hazy conditions and fluctuating temperatures this week, along with periodic chances ...

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

An air quality alert is in effect until midnight Thursday for the Chicago area as Canadian wildfires continue.

Illinois and Wisconsin will begin to see -- and smell -- the wildfire smoke coming from the north as early as Friday ...

Smoke from Canadian wildfires triggered an air quality alert Thursday across northeast Illinois, meaning conditions are ...

Smoke from wildfires in Canada moved into the Chicago area Friday evening. Doctors are warning people about the potential ...

The fires began earlier this week in the province of Manitoba. The smoke will bring hazy skies and could potentially affect ...

A Chicago Air Quality Alert has been extended through Friday as smoke from Canada wildfires has pushed the AQI into unhealthy ...

National Weather Service officials are expecting patchy smoke from Canadian wildfires to move into the Chicago area Friday ...

Smoke from wildfires still raging in Canada is degrading air quality across the northern U.S., turning skies a murky orange ...

The smoke, thick at times, began moving into the Chicago area at times last week. Hazy skies due to the wildfires also ...