Wildfire smoke has pushed Chicago's air quality into the "unhealthy" zone. It's so bad, in fact, that we're the most polluted ...

The Air Quality Alert has been extended for both Wisconsin and Illinois through Friday, lasting until Noon for southern Wisconsin and Friday night for northern Illinois. Significant impacts from ...

Chicago had the worst air quality in the world on Thursday.There is an Air Quality Alert for most of the area through ...

The air quality alert is in place through Friday night. Highs today will be in the upper 70s. It is gusty with wind to around ...