Police are appealing for public assistance following a carjacking at Wyee this morning.

Just before 4.30am (Monday 25 January 2016), a 63-year-old man was exiting his vehicle after parking it at Wyee Train Station car park on Gorokan Road, when he was approached by an unknown male.

Police have been told the unknown male threatened to assault him with a hammer, before telling him to leave the car.

The 63-year-old complied, and the male got in the vehicle and drove away.

He was not injured in the incident.

Officers from Lake Macquarie Local Area Command were notified and attended the scene.

The stolen car is described as a silver Skoda Superb wagon with NSW registration SM906.

Police investigating the incident would like to speak to a male who may be able to assist them.

He is described as being of Caucasian appearance, about 20-30-years-old, with a solid build and dark hair. He was seen wearing a white shirt and tan shorts.

Anyone with information is urged to contact Belmont Police Station on (02) 4922 8899 or Crime Stoppers.