The Santa Clarita Valley and Inland Empire will experience the worst air quality on Tuesday, according to South Coast AQMD.

Air quality has taken a serious hit across the United States as a two-fold blow of wildfires in the West and in Canada have ...

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.

The National Weather Service announced air quality alerts in 10 states Tuesday as smoke from the Canadian wildfires continues ...

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.

Air quality alerts are now in place for 10 states from Minnesota to Connecticut and, on Tuesday afternoon, Boston is expected ...

The remaining 10 states affected by medium to heavy smoke from the wildfires are Colorado, New York, New Jersey, Connecticut, Pennsylvania, Vermont, Massachusetts, Indiana, New Hampshire, and ...

The thick plumes of smoke in Canada are being driven southward into the U.S. by northerly winds on the backside of an area of high pressure.

Under a Code Orange alert, it's recommended that children, older adults and those with respiratory illnesses limit time spent ...

Poor air quality from the Canadian wildfires remains a concern on Tuesday for much of the Upper Midwest and Northeast regions ...

An air quality alert was issued by the National Weather Service in Mount Holly at 3:47 a.m. on Tuesday, Aug. 5. This warning ...