Canadian wildfire smoke blankets northeastern US, raising air quality risk for employers

AccuWeather meteorologists forecast that smoke effects would intensify through the day. AirNow.gov recorded unhealthy to hazardous air quality across parts of Minnesota, Wisconsin, Michigan, northern Illinois, northern Ohio, New York, eastern Pennsylvania, New Jersey, and Delaware. Major cities, including Philadelphia, Cleveland, Chicago, Detroit, and Washington, DC, were among those expected to be affected, AccuWeather reported.