According to a ranking by IQ Air, a Swiss air-technology company, Chicago had the worst air quality in the world for a few ...

The New York State Department of Environmental Conservation (DEC) has issued an Air Quality Health Advisory for fine particulate matter, in effect from midnight Saturday through midnight Sunday night.

At 3:46 p.m. on Saturday, the National Weather Service reported an air quality alert in effect until Monday at midnight for ...

Chicago's Air Quality Alert continues due to Canadian wildfire smoke, with health advisories for sensitive groups amidst ...

At 11:35 a.m. EDT on Saturday, the National Weather Service reported an air quality alert in effect until Sunday at 11:45 p.m ...

While the haze slightly lifted Saturday morning, air quality levels are expected to worsen across the Chicago area over the ...

The National Weather Service reported an air quality alert at 11:22 a.m. EDT on Saturday in effect until Monday at midnight ...

Air quality alerts were in effect in Iowa, Minnesota, Wisconsin and Michigan, as well as eastern Nebraska and parts of ...

(KMAland) -- An air quality alert continues until 5 p.m. Saturday for all of southeast Nebraska. The National Weather Service ...

Smoke from Canadian wildfires have continued to drift over the Midwest, blanketing the region with haze and poor air quality, prompting the National Weather Service (NWS) and local departments to ...

Smoke from Canadian wildfires remains over the state through Saturday and possibly into Sunday, according to the National ...

Saturday will continue a trend from Friday of slightly below normal temperatures due to rain in North Texas. While it will ...