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 ...

Today will be warmer and very hazy/smoky. Plenty of sunshine is expected. Sunshine, warmer temps, and wildfire smoke will ...

When wildfires burn, the smoke can travel long distances and degrade air quality far away, which presents risks for those ...

THE LATEST FROM STORM TEAM 5… We are beginning our Sunday with areas of patchy dense fog that should burn off fairly quickly ...

Waking up this morning, you probably noticed the hazy and smoky skies. Wildfire smoke is unfortunately staying put in the ...

An air quality statement is in effect for Toronto and the surrounding region as wildfire smoke continues to drift south, ...

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

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

The First Alert continues on Sunday for wildfire smoke causing unhealthy air quality in northern and central Wisconsin, as well as across the state. An Air Quality Advisory is in effect. Hazy sunshine ...