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

An air quality alert was reported by the National Weather Service on Saturday at 10:28 a.m. EDT in effect until Monday at ...

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

On Saturday at 5:50 a.m. the National Weather Service reported an air quality alert in effect until Sunday at 6 a.m. The ...

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

Most of the Chicago area remains under an Air Quality Alert this weekend due to smoke from Canadian wildfires.

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

The state of Minnesota is entering another in a long string of summer days marred by air quality alerts. Poor air quality ...

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

(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 ...

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