Canadian wildfire smoke is billowing south across the U.S. border, shrouding much of the Upper Midwest and Northern Tier and degrading air quality to hazardous levels. Air-quality alerts cover the ...

Smoke from Canadian wildfires continues to blanket parts of the Midwest and Great Plains, leading to air quality alerts across several states. More than 90 fires scattered across Canada are burning ...

Mesa subsidiary Air Midwest is rebidding for nine western U.S. Essential Air Service markets it earlier planned to exit, looking to shift the services to hubs at Las Vegas and Phoenix, where the code ...

PORTLAND, Maine — Smoke from Canadian wildfires worsened air quality in the eastern U.S. on Wednesday as several Midwestern states battled conditions deemed unhealthy by the federal government. The ...

What may be the most substantial cool air outbreak since last spring is expected to sweep across the Midwest through Sunday. A significant push of cool air from central Canada is forecast to reach the ...

MINNEAPOLIS — Smoke from Canadian wildfires carried another day of poor air quality south of the border to the Midwest, where conditions in parts of Minnesota, Wisconsin and Michigan were rated “very ...

The Midwest and Northeast will continue to see reinforcing shots of cold every few days, so don’t expect to see any relief from the cold anytime soon. The coldest air will be felt across the Northern ...

Air Midwest is ending its service to small cities in several states, including Grand Island and McCook in Nebraska. The airline currently operates a route connecting McCook, Grand Island, Omaha and ...