The National Weather Service said the alert will be in effect until Sunday morning in the Santa Clarita Valley and Saturday ...

Air quality in New York City continues to pose health risks for the community, as elevated ozone pollution has prompted ...

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

Millions of Americans across the Midwest, Northeast and swathes of the South and Southwest are under air quality alerts ...

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

Smoke from wildfires in Canada continue to impact Greater Akron. An Air Quality Alert has been issued for northern Ohio for ...

Tuesday night is when the high pressure system shifts to the east, the NWS says. This should allow south winds to return, ...

The Minnesota Pollution Control Agency (MPCA) has issued an Air Quality Alert (AQA) for the entire state of Minnesota due to ...

Hazy skies descend over the New York City area again on Tuesday, re-upping some air quality alerts related to Canadian ...

The air quality monitor on the Rio Blanco County building in Meeker peaked in the dark red zone at 304 for fine particulate ...

Weather across Colorado competed for most dramatic forecast on Saturday as red flag conditions challenged firefighters on the ...

STATEN ISLAND, N.Y. — New York City will be under an air quality health advisory on Sunday for ozone, as issued by New York ...