The heat returns Wednesday with highs in the upper 80s to near 90 degrees. Skies are expected to be mostly sunny to partly ...

The smoky air is predicted to reach New York City on Monday, and it could bring unhealthy air quality for sensitive groups.

Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.

Air quality alerts had been issued for nine states as of Sunday morning, with residents in some areas advised to combine ...

Chicago experiences poor air quality for a fourth day, with temperatures around 80 degrees and minimal rain chances.

Hazy skies from wildfire smoke from Canada, which may become more concentrated with visibility potentially dropping to 3-5 ...

Some of the worst air quality will be right along Lake Michigan, as the majority of the Chicago metro area will be under that alert. The farthest counties like DeKalb, LaSalle, and Kankakee counties ...

The Chicago area has experienced several days of pleasant temperatures, but the mercury will be trending upward again in ...

Trump administration launches a new private health tracking system with Big Tech’s help ...

The National Weather Service has opted to extend an air quality alert in the Chicago area for another day.