Wildfire smoke is an environmental pollutant that impacts large regions, making it a true population-level hazard.

AccuWeather meteorologist Paul Pastelok told USA TODAY that the wildfires are likely to continue well into October in Canada, ...

An air quality alert was issued by the National Weather Service in Milwaukee-Sullivan at 9:26 a.m. on Wednesday, July 16.

Millions of Americans across nine states were urged to avoid driving and limit outdoor activities on Wednesday as air quality ...

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

The Rochester area is still having some air quality concerns on Tuesday because of smoke from Canadian wildfires.

Milwaukee, Ozaukee, Racine, Kenosha and Sheboygan are all under a poor air quality alert from noon to 11 p.m., according to ...

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

An air quality alert was issued by the National Weather Service in Green Bay at 11:55 a.m. on Tuesday, July 15.

An Air Quality Alert has been issued by the NWS Detroit/Pontiac MI, warning of elevated ozone levels in Michigan counties including St. Clair, Livingston, Oakland, Macomb, Washtenaw, Wayne, and Monroe ...

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 ...