The MPCA to implement an Alert beginning at 1PM Saturday through Monday morning. Northern Minnesota will be in the Unhealthy ...

Wildfire smoke degrades air quality in swaths of Ontario, with Toronto ranking among the worst in the world on Monday.

Multiple U.S. states and Canadian provinces are experiencing poor air quality from wildfire smoke. Here's where.

The DEC has issued an air quality health advisory for most of upstate New York due to elevated levels of fine particulate ...

Fine particle levels are expected to reach the purple air quality index category, which means it is considered “very ...

Air quality in the Chicago area has remained poor for three days in a row, the NBC 5 Storm Team reported Wednesday morning.

The wildfire smoke continues to slowly diminish at the surface, and scattered showers and thunderstorms today could help ...

The alert comes as humidity is expected to increase Tuesday, with high temperatures in the mid 80s to low 90s, with heat indices reaching 100 by Wednesday.

The National Weather Service has issued both a heat and air quality alert for most of downstate New York, Wednesday, July 16.

The air quality is poor today in northern Illinois due to migrating Canadian wildfire smoke. See the AQI in your area.