Powerful gales attaining velocities of approximately 155km/h (96mph) have caused nearly 90,000 properties experiencing outages and forced agencies to call off more than 100 air travel services, as reported by domestic outlets.
These gusts are affecting the whole South Island and southern parts of the northern region, according to the weather forecasting body.
The nation's agencies have announced uncommon high-level wind alerts - the top caution category - in core zones encompassing Canterbury and Wellington.
People have been urged to avoid going outside, refrain from journeys, and make arrangements for further power and communication outages.
The electricity loss seems to be impacting households mostly in the southern region, although agencies state that power was being restored progressively.
Local media have reported that in certain areas structures have suffered roof damage, while power lines and trees have been brought down by the gusts.
Within the capital, a person was lost his life after being impacted by a falling limb at a frequent walking route on Tuesday.
Additionally in the city, a individual was pushed toward approaching vehicles on a thoroughfare by a strong gust of wind, in a event that was filmed in a popular vehicle recording.
Air travel entering and leaving the urban area have been halted because of the winds, while certain highways and community centers are also closed.
Simultaneously authorities in Canterbury have declared a state of emergency, to facilitate emergency management operations.
These intense gusts on this day coincide with numerous of educators, medical professionals and government employees take part in what has been described as a "significant labor action", demanding better pay and working conditions.
However the intense climate has pressured them to alter various scheduled activities, with several external protests shifted to interior venues or abandoned.
Like conditions are also sweeping Australia, ushering in a high-temperature event to the nation's interior regions.
Officials have declared fire bans for apprehension regarding wildfires.
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