The Thunder Bay district is adding another ten cases of the coronavirus, bringing its active cases to 101.
Two of the new cases are from the Roseview outbreak.
Two others had no known exposure to someone with the virus, four caught it through close contact, and public health officials are still investigating the rest.
The surge of cases continues as Ontario is reporting another 2,357 cases of COVID-19.
It also confirmed another 27 deaths from the virus.
With the rising case numbers, the province says Toronto and Peel will stay under lockdown until at least January, while Hamilton will entering lockdown on Monday.
Around 3.5% of tests were positive, while Manitoba is reporting an average of 13% of its tests have come back positive this week.
Meanwhile, a new strain of the virus in England is now making headlines.
The UK’s National Health Service found it in the South East of England, saying it appears to spread more quickly, but not affect the severity, antibody response or the effectiveness of the vaccine.