A thin veil of smoke from wildfires burning in Canada is worsening air quality and putting a lid on temperatures in the D.C.

Air quality has taken a serious hit across the United States as a two-fold blow of wildfires in the West and in Canada have ...

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

Hundreds of wildfires still burning in Canada are expected to undermine air quality across the Upper Midwest and Northeast into Tuesday.

Having breathing trouble today? Canadian wildfire smoke is drifting across Ohio today, dropping the air quality in parts of ...

However, Lake, Porter, Newton and Jasper counties in Indiana will be under another air quality alert all day Tuesday. The ...

Smoke from wildfires burning in Canada is filling the skies high above New Hampshire for Monday, triggering concerns about ...

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts ...

Smoke from wildfires in Canada continue to impact air quality in the northern United States, even in the New York City metro ...

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

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

Air quality alerts are in effect in the Philadelphia area, fueled by smoke from wildfires that are burning thousands of miles ...