Chicagoland Weather | Chicago's First Air Pollution Action Day of 2025 ...

State Officials Warn of ‘Unhealthy’ Air Quality as Canadian Wildfire Smoke Reaches Chicago Thursday

Illinois environmental officials are warning residents about air quality concerns as wildfire smoke from Canada is rolling into Chicago and the rest of the state Thursday.

Wildfire smoke gives Chicago, Detroit some of world’s worst air quality

Smoke from Canadian wildfires continues to plague the Upper Midwest and Great Lakes region, with multiple states under air quality alerts.

Air Pollution Action Day declared in northern Illinois. Here's which counties are affected

The Illinois EPA declared an Air Pollution Action Day in the Chicagoland area. Find out which counties are affected and what you should look out for.

Chicago has third-worst current air quality among major cities worldwide from Canadian wildfire smoke

The only major city in the world with worse current air quality than Chicago is over 4,500 miles southeast in Dakar, Senegal. Chicago's average air index of 160 Thursday morning is the highest in the country and second highest in the world, according to IQAir, a Swiss technology company that develops air purification systems.The poor air quality is due to Canadian wildfire smoke in the region which prompted an air quality alert for the Chicago a…

Fuel up after dusk, avoid mowing lawns: What to do when air quality reaches 'unhealthy' levels

What should you do when air quality reaches "unhealthy" levels?

Great Lakes: Air Quality Concerns Continue - Videos from The Weather Channel

Canadian wildfire smoke continues to linger across parts of the Great Lakes midweek. This poses air quality concerns for sensitive groups and the general public. Those of you in places like Chicago, Milwaukee, Green Bay and Marquette should monitor air quality alerts closely. For much of the rest of the eastern U.S., smoke aloft will continue to make for hazy skies and stunning sunsets. Here’s what you need to know. - Videos from The Weather Cha…