The desperate search for a man missing after a swim with his friends at a popular Sydney beach will enter its second day.

Police are throwing multiple resources at the search for a missing man who abandoned his car outside a Lancelin hotel on Christmas Eve.

Police have launched a major search after finding an unmanned boat floating 40km off the Gold Coast, as its owner remains missing at sea.

Police have launched a major search after finding an unmanned boat floating 40km off the Gold Coast, as its owner remains missing at sea.

Police divers are continuing search efforts for a man who went missing following a drowning incident on the Atlantic Seaboard on Sunday.

Michael Watson, 57, was last seen in the Craig Avenue area of Alexandria around 12.50pm on Friday

Formal identification is yet to take place but the family of William Jackson have been made aware.