Why is the air quality bad right now? Smoke from wildfires spreads to the Midwest, Northeast and southern California in the U ...

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

New York City air quality is dropping as Canadian forest-fire smoke swirls down the Hudson River, shrouding much of the ...

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

Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.

Very thick wildfire smoke will be present on Monday, impacting the air quality levels for much of New England.

The worst air quality in recent years occurred in June 2023, when the smoke became so thick it created an orange haze over ...

Smoke from ongoing wildfires in Canada is impacting the air quality in states across the Midwest and Northeast of the U.S.

This alert also includes the majority of northern New England. The Maine Department of Environmental Protection (DEP) has ...

An Air Quality Alert is in effect until 11 PM on Sunday for parts of Maine and New Hampshire due to expected high levels of ...

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.

At least 738 wildfires are currently burning in Canada, with at least 201 out of control, according to the Canadian ...