Severe winds attaining velocities of approximately 155km/h (96mph) have resulted in around 90,000 properties lacking electricity and led authorities to halt over 100 flights, as reported by local media.
These gusts are impacting the complete southern region and lower areas of the North Island, as stated by the national weather agency.
The nation's agencies have announced uncommon high-level wind alerts - the most severe warning - in key areas such as these major districts.
Locals have been urged to avoid going outside, avoid travel, and prepare for further utility disruptions.
Broad Damage and Emergency Measures
This outage is primarily influencing homes predominantly in the South Island, although authorities report that power was being gradually reinstated.
Regional news have indicated that in certain areas structures have suffered roof damage, while utility poles and vegetation have been knocked down by the gusts.
Within the capital, a individual was fatally injured after being hit by a falling limb at a well-known hiking path on Tuesday.
Also in the capital, a individual was blown onto approaching vehicles on a street by a strong gust of wind, in a moment that was captured in a viral dashcam video.
Flights to and from the metropolis have been suspended because of the weather, and certain highways and community centers are shut down.
Meanwhile local leaders have declared a crisis declaration, to support disaster response efforts.
Work Stoppages During Extreme Conditions
These intense gusts on Thursday coincide with tens of thousands of school staff, physicians and civil servants are engaged in what has been termed a "significant labor action", demanding better pay and working conditions.
However the intense climate has forced them to change some of their plans, with various open-air gatherings moved indoors or cancelled.
Like conditions are also sweeping Australia, ushering in a high-temperature event to the nation's interior regions.
Authorities have declared burning restrictions for concern about forest fires.