A thick, billowy haze of smoke from wildfires in Canada continues to darken American skies, particularly in northeastern states, triggering air quality alerts and health concerns across the country.

If the sky looks hazy to you, it's because smoke from Canadian wildfires is hitting Wisconsin. The wildfire smoke will likely mean poor air quality conditions for much of the state, according to the ...

An air quality alert is in effect in Massachusetts throughout Aug. 4 due to smoke from the ongoing Canadian wildfires, according to the National Weather Service. The air is unhealthy for sensitive ...

An air quality alert because of wildfire smoke is in effect through 11 a.m. Monday for Central Washington, including Yakima and Kittitas counties. Air quality was at unhealthy levels in the Yakima ...

Li Cohen is a senior social media producer at CBS News. She previously wrote for amNewYork and The Seminole Tribune. She mainly covers climate, environmental and weather news. According to the ...

As Denver continues to rank among the top cities for poor air quality, some people who live in Colorado are experiencing adverse effects of the wildfire smoke billowing from fires burning in Canada.

Saturday is being monitored for another possible Forecast First Alert due to more areas of smoke. The smoky skies will stick around today and possibly on Saturday. An Air Quality Alert remains in ...

An air quality alert is in effect in Connecticut throughout Aug. 4 due to smoke from the ongoing Canadian wildfires, according to the National Weather Service. The air is unhealthy for sensitive ...