Canada is facing another dangerous wildfire season, with burning forests sending smoke plumes across the provinces and into ...

New York City is bracing for the start of a potential heat wave beginning today, with city officials and weather experts ...

SPRINGFIELD, Mass. (WWLP) – Haze covered some of Springfield’s most iconic monuments Sunday afternoon.

Thick, smoky air has settled over large swaths of southern Manitoba on Monday afternoon, prompting Environment Canada and ...

"While it may improve a little bit later on today or tonight, I think the air quality could go back down again beginning ...

Smoke from two wildfires — one in south-central Utah, the other near the Grand Canyon — has made its way to the Wasatch Front ...

The alert comes as people in other states have been told to monitor themselves for symptoms such as unusual fatigue and coughing.

New York City’s air quality has dropped to unhealthy levels for sensitive groups as smoke from Canadian wildfires drifts into ...

Elevated wildfire threat continues, and wildfire smoke reduces air quality. Possible rain later in the week could help reduce ...

Newly deployed sensors will fill in significant gaps in the air quality monitoring network in the Pajaro Valley region. In an ...

An air quality health advisory is in place until midnight due to elevated levels of fine particulate matter, city officials ...

Monday afternoon will be hot and very humid with hazy sunshine, as more Canadian wildfire smoke returns. Slight air quality ...