People who have been wheezing and sneezing at the sight and smell of northern Ontario wildfire smoke this week could be in for some relief.

The smoke from the wildfires in northern Ontario is expected to linger around until Friday. Check where and how it's moving here.

Roughly 100 wildfires are raging out of control in Ontario, sending smoke streaming more than 1,000 miles from their origin.

Wildfire smoke will continue to blanket Toronto on Friday, keeping air quality at high-risk levels before rain expected Saturday could help clear the air.

People who have been wheezing and sneezing at the sight and smell of northern Ontario wildfire smoke this week could be in for some relief.

Forecasters have predicted that the heat and smoke will subside in some areas starting on Friday—but the air quality could worsen yet again this weekend in others.

Poor air quality may return by Sunday morning due to the wildfires, Environment Canada said.

Environment Canada ended all air quality warnings for Toronto on Sunday, after several days of hazy skies due to smoke from forest fires in northern Ontario.