Air quality indexes have prompted health advisories in cities across the Midwest and Northeast, as well as in California, as skylines remain enveloped in a smoky haze. Due to smoke from wildfires, ...

Millions of Southern California residents are breathing unhealthy air due to a large wildfire in the Central Coast area. As of Monday morning, the Gifford Fire had scorched more than 65,000 acres in ...

Iowa is under an air quality alert, along with other states in the Midwest, according to the Iowa Department of Natural Resources. A layer of haze fell over Iowa, impacting visibility and air quality ...

Smoke from Canadian wildfires is once again impacting air quality in the Chicago area, with air quality index readings Thursday morning in the "unhealthy" category for some suburbs, according to ...

Smoke from Canadian wildfires is causing air quality concerns and hazy skies for many Americans in the Midwest and Northeast for another day this week. A map of the current Air Quality Index, the ...

Air quality in Milwaukee is once again approaching unhealthy levels due to Canadian wildfire smoke. As of 9 a.m. July 17, the Air Quality Index (AQI) in the Milwaukee metro area was between 115 to 120 ...

Michigan is under a statewide air quality alert due to Canadian wildfire smoke, impacting the Upper Peninsula and northern Michigan the most. The alert is expected to continue into Tuesday due to warm ...