An air quality alert will be in effect across all of Minnesota until at least 11 p.m. July 25, according to the state ...

Canadian wildfire smoke returns, bringing haze to Michigan. As of July 25, advisories are in effect for the U.P. and northern ...

The Canadian wildfire smoke that covered northwest Wisconsin July 24 has moved south and is causing air quality problems in ...

On Friday at 11:44 a.m. EDT an air quality alert was reported by the National Weather Service in effect until Saturday at ...

The National Weather Service reported an air quality alert at 7:34 a.m. EDT on Friday in effect until Saturday at 1 a.m. EDT ...

People with lung disease (including asthma) or heart disease, and children and older adults may suffer health problems from ...

If it seems like there's been more smoke in Winnipeg's air in recent summers, that's not just your memory playing tricks on ...

At 12:40 p.m. Thursday, the National Weather Service issued the alert for Midland, Bay, Saginaw, Huron, Tuscola and Sanilac ...

Wildfire smoke descended into the U.S. on Thursday, prompting alerts that asked people to keep an eye out for health symptoms ...

NESKANTAGA — Environment Canada says air quality continues to deteriorate across much of the far north and alerts are also in place for many areas east of Thunder Bay.

Air quality, smoke and ozone alerts are in effect for much of the state heading into a hot, smoky weekend. A red flag warning ...

Smoke from Canadian wildfires persisted across the Upper Midwest on Friday, prompting air quality alerts for millions.