An air quality alert is in effect for some parts of Massachusetts on Thursday as temperatures hit the 90s — and thunderstorms ...

Canadian wildfires continue to burn, and plumes of smoke linger over Michigan. Air quality advisories, alerts on June 5.

Unfortunately, it’s a product in increasing and borderless abundance across North America and the world, endangering lives ...

The U.S. Environmental Protection Agency warns that wildfire smoke contains dangerous pollutants in the form of fine ...

Smoke from wildfires burning in three Canadian provinces covered about a third of the U.S. on Wednesday, forecasters said, ...

At midday Thursday the smoke is expected to be visible over most of Michigan. The central and western U.P. may have nearly a ...

Tracking how that smoke will move from Canada, or when it's going to cause problems at the surface, isn't easy.

Wildfires scorching several Canadian provinces have driven at least 33,400 people from their homes, with smoke now reaching ...

The latest NOAA forecast models foresee smoke persisting in the skies over Philly through the day Wednesday and likely into ...

See where Canadian wildfire smoke and a plume of dust from the Sahara Desert in Africa will hover over the U.S. East Coast ...

Canada is having another bad wildfire season, and more than 27,000 people in three provinces have been forced to evacuate.

With temperatures creeping toward 90 degrees Wednesday and the milky veil of smoke persisting over the region, the Delaware ...