Witnesses have described dramatic scenes following a shooting police say they are investigating as a homicide.

A man who suffering a gunshot wound died at the scene of the shooting, which occurred outside a two-storey home in Piako St in Otara, South Auckland, just after 2.50pm. Police are tonight still hunting for the person or persons responsible.

The shooting occurred almost directly opposite a self-service laundromat, takeaway shop and dairy, and a woman working in one of the shops told the Herald she didn't hear any gunshots.

But she realised something was wrong when she heard an ambulance arrive.