Air quality alerts have been issued across most of the Midwest, and hundreds of wildfires are burning across Canada.

An outdoor summer event for hundreds of children in Winnipeg has been cancelled over health concerns about heavy wildfire ...

Wildfire smoke from the Prairies has prompted a special air-quality statement over much of northern Ontario Saturday.

The weather pattern bringing Topeka unseasonably cool conditions also pushed in unhealthy air resulting from active, ...

The state of Minnesota is entering another in a long string of summer days marred by air quality alerts. Poor air quality ...

Aside from having poor air quality with smoke and haze, we’re set to have a dry weekend across most of Minnesota.

Smoke from Canadian wildfires continues to choke the skies over the Upper Midwest this weekend, with the milky haze even starting to spread south into the Ohio and central Mississippi valleys -- and ...