Smoke from ongoing wildfires across Canada continued to drift into parts of the United States on Wednesday, causing hazy ...

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

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

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

Wildfires burning in Canada were causing unhealthy air quality across parts of North America on Monday. By Judson Jones ...

Another air quality alert is in effect Tuesday for NYC, western Long Island, the Hudson Valley, northwest New Jersey and ...

On Aug. 6, the Wisconsin Department of Natural Resources has not extended its Wisconsin air quality alert — a decision it ...

Air quality in states north of Tennessee has been reduced by smoke from Canadian wildfires, but how will those wildfires ...

Wildfire smoke from Canada has prompted officials to place the Lehigh Valley and surrounding counties under an air quality ...

An air quality alert in the Chicago area has been extended for another day as Canadian wildfire smoke continues to plague the ...

PM2.5 — is expected to push the Air Quality Index over 100, reaching levels unhealthy for sensitive groups, including ...

An updated air quality alert was reported by the National Weather Service on Tuesday at 4:52 p.m. in effect until Thursday at ...