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

More than 25,000 residents in three provinces have been evacuated as dozens of wildfires remained active Sunday and ...

Canadian wildfire smoke has become so intense that even young, healthy Minnesotans are experiencing symptoms similar to ...

The air quality alert may need to be extended into Monday if an additional batch of heavy smoke materializes from Manitoba ...

Air quality alerts remain in effect for yet another day for the entire state of Minnesota with concentrations of wildfire ...

To measure containment, officials use percentages instead of miles covered. The measurement describes "how much of a wildfire ...

The Minnesota Pollution Control Agency issued an air quality alert for much of state through Wednesday as smoke from ...

The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for all of Minnesota due to smoke from the ...

Winds from the northwest will pull wildfire smoke back into Minnesota skies over the weekend, as well a chance for rain ...

Major wildfires that have ripped through northeastern Minnesota are largely contained. But the warm weather comes with a high ...

From Sunday to Tuesday, smoke in northwest Canada swirled into the northern Plains, giving Minnesota some of the worst air ...