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

PM2.5 — is expected to push the Air Quality Index over 100, reaching levels unhealthy for sensitive groups, including ...

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

Over 1,000 firefighters continue to battle a wildfire in California that has over 72,000 acres, prompted evacuation orders ...

Air quality concerns continue to expand from the Upper Midwest through the Great Lakes region and into the Northeast and New ...

An air quality alert is in effect for all of Massachusetts as smoke from Canadian wildfires descends into the Boston area.

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

Heavy smoke from Canadian wildfires continues to affect air quality in western Massachusetts, posing health risks to ...

Detroit currently is ranked third worst worldwide for major city air quality today, Aug. 4, because of smoke from Canadian ...

Canadian wildfire smoke has affected Wisconsin all week, prompting multiple air quality alert extensions from the DNR.

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

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