On Thursday, June 5, an air quality alert is in place for 15 counties in the UP: Alger, Baraga, Chippewa, Delta, Dickinson, Gogebic, Houghton, Iron, Keweenaw, Luce, Mackinac, Marquette, Menominee ...

As of 9 a.m. on Friday, June 6, here are the air quality index readings, according to AirNow's Air Quality Index: Ann Arbor: PM2.5 of 135; unhealthy for sensitive groups.

Air quality worsens in eastern U.S. as Canadian wildfire smoke hangs over Midwest Smoke from Canadian wildfires can be seen partially obscuring the skyline of downtown Kansas City, Mo., on Wednesday.

Air quality in Grand Rapids deteriorates amid wildfire smoke, posing health risks. Forecasts predict improvement by weekend. Stay updated with AirNow.

Smoke from Canadian wildfires continues to affect Michigan's air quality, particularly in the Lower Peninsula. Air quality advisories are in effect, with conditions expected to improve by the ...

The map also showed purple for "very unhealthy" across much of the Minneapolis-St. Paul metropolitan area, where the Air Quality Index numbers of 250 and were common, though conditions started to ...

As of 9 a.m. the air quality index in Montreal was at 164 which is considered unhealthy. Significant wildfire activity continues across the western half of the country, sending smoke from the ...

The Lower Hudson Valley was under an air quality advisory Wednesday, June 4, as widespread wildfires in Canada continue emitting smoke into the air, affecting much of the northern United States.

Alden Larsen reads a book on the lakefront near Diversey Harbor on on June 5, 2025, as the skyline is obscured by air pollution from Canadian wildfires. (Eileen T. Meslar/Chicago Tribune) ...

PORTLAND, Maine (AP) — Smoke from Canadian wildfires worsened air quality in the eastern U.S. on Wednesday as several Midwestern states battled conditions deemed unhealthy by the federal ...

When the air quality index is between 101 and 150, it can be unsafe for those in sensitive groups. Per AirNow.gov, this includes people with heart or lung disease, older adults, children and ...

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