An air quality index of 300 or higher is considered hazardous, and the record-breaking smoke AQI in Grand Portage reached 800 ...

The Minnesota Pollution Control Agency (MPCA) issued an air quality alert starting at 1 p.m. Thursday, extending to 7 p.m.

The Canadian Wildfires have forced thousands of Canadians to flee their homes and sent smoke as far as Europe.

An air quality alert was issued Thursday afternoon for northern Minnesota, from the North Dakota border to Lake Superior, to run through 7 p.m. Friday, according to the Minnesota Pollution Control ...

Recent wildfires in Northern Minnesota have demonstrated just how crucial firefighters are in a very visible way, along with ...

The Minnesota Pollution control agency has issued an air quality alert for all of northern Minnesota, it's expected to reach ...

Crews were able to quickly contain the blaze, which was centered around a mining tire near the Leonidas Overlook.

DULUTH, Minnesota — Smoke from wildfires burning in three Canadian provinces is spreading into the U.S. Upper Midwest, ...

Smoke from Canadian wildfires worsened air quality in the eastern U.S. on Wednesday as several Midwestern states battled ...

Air quality alerts and advisories have been issued in multiple states as Canadian wildfire smoke continues to spread.

Unsettled weather for now, but the pattern flips again with heat and possible smoke on the horizon. We really seem to be in a ...

Tracking how that smoke will move from Canada, or when it's going to cause problems at the surface, isn't easy.