Some spots may still be experiencing low air quality on Wednesday, when peak heating and heightened humidity are on tap — oh, ...

The air we breathe is getting worse here in the Lehigh Valley, according to the American Lung Association's State of the Air report.

The high heat and humidity led officials to issue an air quality alert for parts of New Hampshire on Tuesday. This is the ninth air quality action day so far this year, which is up from last year's ...

A heat wave continues to bake Vermont, with temperatures climbing into the 90s and heat advisories now issued for some regions.