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

Wildfire smoke is particularly harmful to kids’ respiratory health. One study found that a 10-unit increase of fine ...

PORTLAND (WGME) -- Sunshine, seasonable temperatures, and low humidity levels are all on tap for Wednesday in Maine. Wildfire ...

For many who lived there, life at the Fall River facility felt like a tragedy long before tragedy struck on July 13, the ...

With Canadian wildfires seemingly out of control, states from Wisconsin to Maine and as far south as Pennsylvania and ...

Large wildfires in remote regions of Canada sent smoke billowing across the border, inundating northern New England with ...

Monday's air quality has dropped to unhealthy levels in Las Vegas, when the AQI index is between 151 to 200. Anyone outdoors could experience adverse health impacts.

Smoke from hundreds of wildfires burning across Canada has polluted skies and reduced air quality across large portions of the Midwest and Northeast in recent days, but forecasters expect conditions ...

Skies across Massachusetts could remain hazy on Wednesday, but this could also soon change as possible thunderstorms and ...

Due to smoke from wildfires, several U.S. cities had an AQI over 100 on Aug. 5, which means the air is unhealthy for ...

Tuesday will be a 7 on Santom's Sky Scale due to cooler-than-normal temperatures as well as more wildfire smoke.

This is the second most severe fire season on record in Canada, according to the National Interagency Fire Center.