Smoke from hundreds of wildfires in Canada has choked the skies over dozens of northern U.S. states in the Great Lakes and ...

Smoke produced by hundreds of wildfires burning across Canada has drifted thousands of miles and nearly circled the entire ...

Canadian wildfire smoke has worsened the air quality in multiple states and irritated the eyes, noses and throats of many ...

Breathing in polluted air for extended periods of time can pose a serious health risk for people, especially for vulnerable ...

The wildfire areas of Manitoba and Saskatchewan are projected to receive 50 millimeters to 100 millimeters of rain this ...

Code Yellow Air Quality or the moderate level for particle pollution is forecast for Thursday and Friday. This may cause health symptoms for groups of people in the unusually sensitive category.

Rapidly growing wildfires in several provinces forced thousands of people from their homes and prompted air-quality warnings ...

For the first time in over a week, Michigan sees healthier air as wildfire smoke clears. All advisories are discontinued as of Aug. 7.

Smoke from hundreds of wildfires burning across Canada has polluted skies and reduced air quality across large portions of ...

Though wildfire smoke was to credit for poor air quality earlier in the week, Wednesday's alert is due to high-levels of ...

On Aug 4 and 5 Federal and private monitors in the capitol region showed air quality index levels above 100 — making the air ...