One dead, four arrested after suburban knife fight

A male has died after an apparent late-night knife fight in Melbourne's west.

Police were called to reports of a group of youths fighting in a park on Haines Drive, Wyndham Vale, about 11.30pm on Friday.

One male, who is yet to be formally identified, was located with a stab wound.

He received medical treatment but died at the scene.

Two other males were taken to hospital with non-life-threatening injuries.

Four males were arrested nearby and are assisting police with their inquiries.