According to the National Weather Service, the air quality alert remains in effect through midnight in parts of the Chicago ...

Smoke from Canadian wildfires is once again impacting air quality in the Chicago area, with air quality index readings Thursday morning in the “unhealthy” category for some suburbs, according to ...

While an air quality alert continues for parts of the Midwest due to smoke from Canadian wildfires, northeastern Illinois was ...

Concern for poor air quality in the greater Chicago area remains as the Illinois EPA extends its alert until Thursday night.

Smoke from Canadian wildfires is once again impacting Chicago’s air quality, with air quality index readings Thursday morning in the “unhealthy” category for some, according to government air quality ...

Smoke from Canadian wildfires continues to affect air quality across the Midwest, though Monday’s conditions were an improvement for most of the Chicago area.

The AQI is expected to improve to the moderate category Aug. 2, according to AirNow.gov. Chicago Air Quality Here's the AQI for the Chicago metro area, as of 10 a.m. on Friday: Chicago: 156 ...

IQAir.com ranked Chicago the worst in the world at 11:30 a.m. The Environmental Protection Agency issued an Air Quality Alert for most of the Chicago area and Northwest Indiana through Friday.

Due to smoke from wildfires, several U.S. cities had an AQI over 100 on Aug. 5, which means the air is unhealthy for ...

which assesses air quality in real time, listed the city of Minneapolis as having some of the worst air pollution in the world since Friday. The Air Quality Index (AQI) was expected to reach the red ...

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states from Wisconsin to Maine.

Minneapolis has one of the worst air qualities in the world on Thursday morning, with officials warning the smoky air is unhealthy for everyone.