The Iowa Department of Natural Resources has announced an air quality alert across Iowa that will be in effect until 6 a.m., Thursday, June 5. During this time, Iowa DNR expects the air to contain an ...

Emergency crews have closed Overland Road due to air quality concerns, with police monitoring levels for safety.

Canada's wildfires, which have already forced evacuations of more than 26,000 people, continued their stubborn spread Tuesday, with heavy smoke choking millions of Canadians and Americans and reaching ...

Haze from Canadian wildfires is seen over Lake Michigan as a person runs along the shoreline Monday in Chicago. Wildfires ...

Tens of thousands of residents have evacuated across Canada as the wildfire smoke makes its way south to the United States.

Smoke from Canadian wildfires has carried another day of poor air quality south of the border to the American Midwest.

Canadian Wildfires continued to burn, and smoke from the Canada fires could be affecting U.S. air quality in several states, ...

Smoke spreading from wildfires in Canada​ was affecting air quality in multiple states, including Minnesota​ and Wisconsin.

A gray haze from wildfire smoke could be seen in Cincinnati, and the entire state of Minnesota is under an air quality alert.