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

Another week, another curveball from the sky. An air quality alert has been issued for New York City and much of New York State as wildfire smoke from Canada drifts back into the region, hazing up the ...

Smoke from ongoing Canadian wildfires has led to some of the worst air quality in the world across parts of the U.S.

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

Millions of people were told to monitor themselves for the symptoms at least through Monday night, but possibly longer.

More than 739 fires are burning in Canada, and smoke crossing the border has triggered air quality alerts in several U.S.

An Air Quality Action Day (AQAD) has been issued for Tuesday in several northern Indiana cities as Canadian wildfire smoke ...

With hundreds of wildfires burning across Canada, smoke has drifted into the northern United States, lowering air quality ...

Air quality in parts of Michigan, Wisconsin, New York and Ohio was in the "unhealthy" category on Monday morning ...

An air quality alert has been issued Aug. 4 for the New York Metro area following widespread wildfires in Canada.