Severe winds reaching speeds of approximately 155km/h (96mph) have left around 90,000 homes without power and led authorities to cancel in excess of 100 aircraft departures, as reported by domestic outlets.
The winds are influencing the whole South Island and southern parts of the North Island, per the country's meteorological service.
Officials in New Zealand have issued uncommon high-level wind alerts - the most severe warning - in core zones encompassing Wellington and Canterbury.
Locals have been encouraged to avoid going outside, stay off roads, and get ready for more utility disruptions.
The electricity loss seems to be impacting households predominantly in the South Island, although authorities report that the electricity supply was being slowly brought back.
Regional news have reported that in certain areas structures have suffered roof damage, and power lines and trees have been toppled by the gales.
Across Wellington, a person was killed after being hit by a wooden fragment at a popular trail walking spot on Tuesday.
Additionally in the city, a female was pushed toward approaching vehicles on a road by a powerful blast, in a event that was filmed in a widely shared car camera footage.
Air travel in and out of the city have been suspended due to the weather, while various routes and public facilities are shut down.
Meanwhile Canterbury officials have declared a state of emergency, to facilitate disaster response efforts.
These intense gusts on Thursday occur while numerous of teachers, doctors and other public workers take part in what has been termed a "significant labor action", requesting better pay and working conditions.
Yet the severe conditions has pressured them to change various scheduled activities, with some outdoor rallies moved indoors or abandoned.
Comparable winds are affecting the nearby nation, ushering in a heatwave to the nation's interior regions.
Authorities have issued burning restrictions for apprehension regarding bushfires.
A passionate interior designer and lifestyle blogger with over a decade of experience in transforming spaces and sharing innovative home solutions.