Air quality alerts had been issued for nine states as of Sunday morning, with residents in some areas advised to combine errands in order to help reduce pollution levels.

Smoke and grit from hundreds of forest fires have spread across large parts of Canada and the northern US, sending air quality across the Midwest and northeast US and Toronto to unhealthy levels.

Wisconsin is experiencing smoke from Canadian wildfires, leading to poor air quality and an Air Quality Advisory.

FORT WAYNE, Ind. (WANE) – The Indiana Department of Environmental Management (IDEM) continues the Air Quality Action Day ...

As result of severe wildfires in Canada, Minnesota is facing the longest air quality alert on record since the Minnesota ...

Sunday-Tuesday: High pressure continues to settle over our region, keeping us nice and dry with sunny skies, and highs in the ...

Canadian wildfire smoke returns today, reducing air quality on an otherwise sunny and comfortably warm day. Matt Hoenig has ...

The New York State Department of Environmental Conservation has issued an air quality alert for several counties due to ...

Another air quality alert is in effect for sensitive groups on Sunday— otherwise, it will be a pleasant day with highs in the low 80s.

An AIR QUALITY ADVISORY has been continued statewide due to Canadian wildfire smoke streaming in from the north through the ...

While the skyline may still harbor a grayish tinge, air quality is significantly better than how we started the weekend. Only ...

Smoky sunshine will continue to stream into West Michigan to finish the weekend as an Air Quality Advisory remains in effect.