The Minnesota Pollution Control Agency (MPCA) said the alert started at 1 p.m. on Tuesday and will run until 5 p.m. on Saturday.

Wildfires raging across Canada show no signs of slowing down, and their effects continue to be felt in Maine and throughout the Northeast.

Minnesota residents advised to limit outdoor activity due to Canadian wildfire smoke through Saturday. Learn which areas are most affected.

The DNR also said Tuesday that Fire Control program staff have been mobilized across the western U.S. and Canada to combat ...

Smoke impacts began in northern Wisconsin Tuesday morning and will spread south through the state by July 31. Air quality may briefly improve on July 31 before smoke returns to northern areas on Aug.

While alerts have been downgraded from 'unhealthy for sensitive groups' to 'moderate,' the air quality could still be a ...

Smoke from wildfires in Canada continue to reduce air quality in New Hampshire this week after the state declared an air ...

Smoke from wildfires burning in Canada has caused air quality alerts to be issued across the Philadelphia area on Sunday.

Smoke from wildfires burning in Canada has caused air quality alerts to be issued in parts of New Jersey and New York on ...

Scattered storms are back for Sunday afternoon, primarily between 1 and 7 p.m. Any activity eyeing the tri-state through the ...

Saturday's poor quality in the Philly region was the result of wildfires in Canada. It improved overnight into Sunday morning ...

An air quality health advisory is in effect again today for Long Island and the rest of the metro New York region for fine ...