01/25/2015 14:24 EST | Updated 03/27/2015 05:59 EDT

Toronto under extreme cold weather alert again

Toronto's chief medical officer of health has issued an extreme cold weather alert for the city on Sunday.

The alert will remain in effect until further notice.

The decision to issue an alert makes extra services available for homeless Torontonians, including additional shelter beds.

The public is reminded to check in on vulnerable people they know to ensure they are safe.

Anyone who sees a person on the street who is need of outreach assistance should call 311.