An amazing view of the weather phenomenon known as the Canterbury Arch taken off the deck of a rental home in Hanmer, NZ. The Nor'west arch is a weather pattern peculiar to the east coast of New Zealand's South Island. For this reason, it is also often referred to as the Canterbury arch. It is shown in an apparent arch of high white cloud in an otherwise clear blue sky over the Southern Alps, and is accompanied by a strong hot northwesterly or northerly wind simply known as The Nor'wester. ...