Multiple U.S. states and Canadian provinces are experiencing poor air quality from wildfire smoke. Here's where.

The EPA's Air Quality Index can tell you whether breathing outside air can be harmful. Here's how to read the scale to plan ...

EDT on Tuesday, the National Weather Service reported an air quality alert in effect until Thursday at midnight EDT for ...

EDT the National Weather Service reported an air quality alert in effect until Thursday at 1:30 a.m. EDT for Cass and Berrien ...

Canadian wildfire smoke lingers in Michigan. Officials issued an air quality advisory in southeast Michigan for July 15.

The Michigan Department of Environment, Great Lakes, and Energy issued an Air Quality Advisory for five West Michigan ...

DETROIT – It’s shaping up to be a Toasty Tuesday. Today will likely be the warmest day of the week as highs top out around 90 ...

The Michigan Department of Environment, Great Lakes, and Energy (EGLE) has issued an Air Quality Alert for coastal Michigan ...

More than 80 Canadian wildfires are impacting the air quality in Upper Michigan. Conditions are expected to improve this week ...

Officials have issued an air quality alert for around 10 million Americans, telling them to minimize outdoor activities and ...

You may have noticed some haze in the sky, as well as a cherry red sunrise this morning. Here's what to know about air ...

Air quality advisories have been issued for parts of Michigan, Illinois, Indiana, Minnesota, New York, Vermont and Colorado ...