The National Weather Service says Canadian wildfire smoke will return to Michigan Monday. Residents in northern Michigan ...

The National Weather Service reported an air quality alert at 12:43 p.m. EDT on Sunday in effect until Tuesday at noon EDT ...

For most of the past decade, forecasters have been able to use satellites to track these smoke plumes, but the view was only ...

The red alert, issued by the Minnesota Pollution Control Agency, means that the air quality is unhealthy for everyone. It ...

The National Weather Service said the alert will be in effect until Sunday morning in the Santa Clarita Valley and Saturday ...

A system approaching the region will wrap thick smoke onto the southern Prairies and portions of southern Ontario into this ...

Canadian wildfires burning across northern Manitoba and Saskatchewan are sending smoke through central Canada, the Great ...

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states ...

An air quality alert is in effect for all of Massachusetts as smoke from Canadian wildfires descends into the Boston area.

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.  Air ...

Millions of people across the Upper Midwest and the Northeast are under air quality alerts Monday, as smoke from wildfires in ...