Many other beaches have been issued warnings as a large Southern Ocean storm whips up large waves.
No one was injured in the shooting.
Multiple highways will be affected, including SH1, SH16, and SH20.
Residents have been advised to avoid the area and remain calm.
Those travelling north on Auckland's Southern Motorway are battling crawling traffic Saturday afternoon.
Auckland Council reported the sightings at Long Bay, Waiake Bay and Browns Bay.
Mother of seven Meliame Fisi'ihoi was killed one year ago but her case remains unsolved.
In a video recorded by witnesses, she can be seen being dragged and pulled towards the company's marquee.
Large clouds of black smoke dissipated last night.