National Weather Service officials issued an air quality alert set to expire at midnight Saturday for the Chicago and ...

Notably, there are also fire weather concerns for parts of Hawaii, specifically the leeward portions of all Hawaiian Islands ...

Smoke from wildfires blazing across Canada is once again wafting over huge portions of the Midwest and worsening air quality, ...

Wildfire smoke from Canada is blanketing the skies in the Midwest, leaving millions with dangerous breathing conditions.

Smoke from wildfires blazing across Canada is once again wafting over huge portions of the U.S. Midwest and worsening air ...

Good afternoon, Chicago. Air quality alerts issued today in Illinois because of Canadian wildfire smoke marked the latest ...

"The air quality is officially dangerous in Chicago," says Brian Urbaszewski, director of environmental health programs at ...

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

An Illinois Air Pollution Action Day is declared when weather conditions are such that widespread ozone and or particulate ...

Wildfires in Canada are driving smoky, dirty air into the Midwest. Trent Ford, the State Climatologist at the University of ...

Smoke from Canadian wildfires have continued to drift over the Midwest, blanketing the region with haze and poor air quality, prompting the National Weather Service (NWS) and local departments to ...