I RYU/VCG via Getty ImagesRed flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity and gusty winds and fires in these areas may ...

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

While an air quality alert continues for parts of the Midwest due to smoke from Canadian wildfires, northeastern Illinois was ...

Millions of Americans are being told that being outside for long periods could put them at risk of coughing, eye irritation or breathing problems.

Air quality alerts were in effect in Iowa, Minnesota, Wisconsin and Michigan, as well as eastern Nebraska and parts of ...

Smoke from Canadian wildfires continues to affect air quality across the Midwest, though Monday’s conditions were an ...

Smoke from more than 700 active wildfires in Canada is once again clouding skies and pushing air quality into dangerous ...

The heat returns Wednesday with highs in the upper 80s to near 90 degrees. Skies are expected to be mostly sunny to partly ...

Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.