Unhealthy air has invaded Minnesota, Wisconsin and North Dakota early this week as a new round of wildfire smoke from Canada ...

A fast-moving wildfire near the Grand Canyon’s North Rim has destroyed the historic Grand Canyon Lodge and dozens of other ...

Additional plumes of smoke from Canada's active wildfires prompt officials to issue a statewide air quality alert on July 14.

The Dragon Bravo Fire has destroyed dozens of structures and a water treatment facility, and the White Sage Fire, located in ...

Much of the Upper Midwest on Saturday was dealing with swaths of unhealthy air because of drifting smoke from Canadian wildfires, covering the northern region of the U.S. at a time when people want to ...

Canadian wildfire smoke returned to Wisconsin this weekend, with unhealthy levels for people with asthma and heart disease.

Most of Minnesota and parts of Montana, North Dakota and Wisconsin were ranked “unhealthy” for air quality on a U.S. Environmental Protection Agency map.

Much of the Upper Midwest on Saturday was dealing with swaths of unhealthy air due to drifting smoke from Canadian wildfires.

With smoke from Canadian wildfires expected to continue affecting affect Michigan this summer, knowing how to check the air quality before heading outside for physically demanding work or ...

Canadian wildfire smoke could impact multiple U.S. states through August, forecasters say.

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

Animated map showing the movement of aerosols from Canadian wildfires to Europe from May 25 to June 5, 2025, according to data from the EU's Copernicus Atmosphere Monitoring Service VIDEOGRAPHIC ...