As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts across the U.S.

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 ...

Canadian wildfire smoke blanketed the skies from the Midwest to the Northeast this week, causing air quality reading to plummet for millions and triggering health alerts. The dense smoke disrupted ...

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 ...

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

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.

This is why even without the presence of smoke, many sunrises and sunsets appear yellow or orange. Smoke particles in the sky ...