Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air.

Smoke from raging wildfires in Canada is causing air quality alerts to blanket the Midwest. Lissette Nuñez is live from Chicago's Lollapalooza music festival.

Notably, there are also fire weather concerns for parts of Hawaii, specifically the leeward portions of all Hawaiian Islands ...

Smoke from Canadian wildfires has sent a blanket of smoke over the midwestern United States this weekend. The National ...

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

Wildfire smoke from Canada turned Chicago into one of the world’s most polluted metro areas as the Lollapalooza music ...

The hazy skies in the Chicago area are the visible sign of the poor air quality Thursday as smoke from Canadian wildfires ...

Several wildfires burning across the northwestern Canadian provinces are again sending vast amounts of smoke into the upper ...

"The air quality is officially dangerous in Chicago," says Brian Urbaszewski, director of environmental health programs at ...

Minneapolis faced severely degraded air quality, ranking among the worst globally due to smoke drifting from Canadian ...