Multiple U.S. states and Canadian provinces are experiencing poor air quality from wildfire smoke. Here's where.

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

The Dragon Bravo Fire has destroyed dozens of structures and a water treatment facility on the Grand Canyon's North Rim.

Wildfires continue to burn in Canada, and the smoke is filling communities there and towns across the U.S. border.

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

An air quality alert for northwest and north central Minnesota went into effect at 6 a.m. on Friday and could be extended into Saturday.

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

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

The Rochester area is still having some air quality concerns on Tuesday because of smoke from Canadian wildfires.

LINCOLN, Neb. (KOLN) - Canadian wildfires are impacting the air quality in Lincoln. On Sunday, Airnow.gov rated Lincoln’s air ...

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 ...

Firefighters are working the uncontained Green Fire in the Shasta-Trinity forest as 110-degree heatwave hits the Redding area. Here's what we know.