Here's why the Canadian wildfire smoke is returning to the state and what to know about the latest air quality advisory.

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

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

The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as ...

Breathing in polluted air for extended periods of time can pose a serious health risk for people, especially for vulnerable ...

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

The air quality in several U.S. states is taking a hit as smoke floats over the border from the Canadian wildfires. Here's what to know.

Hundreds of wildfires in Canada are creating unhealthy air quality conditions across the Midwest, including Michigan, where ...

PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on ...

The remaining 10 states affected by medium to heavy smoke from the wildfires are Colorado, New York, New Jersey, Connecticut, Pennsylvania, Vermont, Massachusetts, Indiana, New Hampshire, and ...