Police are hoping the public can assist them in their search for a man who has absconded from a mental health facility at Randwick in Sydney's east.

They are worried that he might be a risk to himself or others.

Michael Dabrowski, 37, was last seen at the facility in Barker Street, Randwick, in Sydney's east, at about 5:30pm yesterday, after which the police was unable to locate him.

Police and health authorities today urged for help to find Mr. Dabrowski after an unsuccessful pursuit of the facility and local area.

Te police reveals his identity by describing him as very tall, with white skin and a huge built with dark shoulder-length hair and a full beard.

In addition, he also described to have a tattoo of a skull and flames on his left forearm and was last seen wearing a black t-shirt and black jeans.

Anyone possessing information regarding Mr. Dabrowski is advised not to approach to him and to phone triple-0 or Crime Stoppers on 1800 333 000.