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

If you’ve looked outside and noticed a cloud of haze in the air, you’re likely witnessing the impact of the wildfires burning ...

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 Canadian wildfires is affecting Greater Akron. The hazy conditions are worsening the air quality in northern Ohio.

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

Forecasters say weak winds have left Canadian wildfire smoke to linger over the U.S. Stronger winds are expected to bring relief later in the week.

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

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

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 ...

The National Weather Service announced air quality alerts in 10 states Tuesday as smoke from the Canadian wildfires continues to spread across the U.S. border. The alerts come as the Canadian ...