Intense gales reaching velocities of up to 155km/h (96mph) have left around 90,000 homes experiencing outages and led agencies to call off more than 100 flights, as reported by local media.
The winds are influencing the whole southern region and lower areas of the North Island, according to the weather forecasting body.
New Zealand authorities have issued uncommon severe gust advisories - the most severe warning - in core zones including Canterbury and Wellington.
Residents have been advised to stay indoors, avoid travel, and get ready for additional utility disruptions.
Broad Damage and Emergency Measures
This outage seems to be impacting households mainly in the southern region, while officials say that the electricity supply was being slowly brought back.
Local media have stated that in some places structures have suffered roof damage, whereas power lines and trees have been knocked down by the gusts.
Across Wellington, a person was lost his life after being impacted by a falling limb at a popular trail walking spot on Tuesday.
Also in the capital, a individual was pushed toward approaching vehicles on a road by a intensive burst, in a incident that was filmed in a widely shared car camera footage.
Flights to and from the city have been cancelled due to the gusts, while certain highways and community centers are not operating.
Simultaneously Canterbury officials have declared a crisis declaration, to facilitate emergency management operations.
Work Stoppages Amid Severe Conditions
The wild winds on this day coincide with many of teachers, doctors and other public workers are engaged in what has been called a "major walkout", requesting improved salaries and workplace environments.
But the severe conditions has pressured them to alter some of their plans, with some outdoor rallies moved indoors or cancelled.
Comparable winds are affecting the neighboring country, bringing a heatwave to the nation's interior regions.
Officials have issued burning restrictions for apprehension regarding forest fires.
