Massive Canadian wildfires are bringing particulate matter and the smell of smoke into North Carolina and Virginia.

Wildfires in Canada, the United States and Mexico often send smoke throughout the continent. Follow our latest coverage here.

Smoke from climate change-fueled wildfires in Canada and northern Minnesota blanketed skies across much of the Midwest and ...

An Air Quality Alert remains in effect for the Chicago area Friday due to smoke from Canadian wildfires. The alert is in ...

Wildfire smoke​ from Canada and Minnesota is causing hazardous air quality​ in the Philadelphia region and has prompted warnings from health officials.

Wildfire smoke is made of a mix of pollutants, including fine and small particle pollution called PM2.5, one of the most ...

AirNow map tracks air quality readings. Zoom out to see more areas as smoke from wildfires in Canada and Minnesota pushes ...

The Minnesota Pollution Control Agency issued another air quality alert Friday, warning that wildfire smoke could bring ...

If the sky still looks gray, milky or unusually hazy Friday, you're still seeing smoke from hundreds of active wildfires burning in Canada and additional fires in Minnesota. Much of the smoke consists ...

This map tracks air quality in Michigan. Zoom out to see more areas. Smoke from wildfires in Canada and Minnesota continue to ...

Canadian wildfire smoke is impacting New York air quality. Here is how to track conditions and protect your health.

The maps offer real-time insight into where smoke is driving air quality into unhealthy or even hazardous territory.