Severe gales reaching velocities of approximately 155km/h (96mph) have resulted in approximately 90,000 homes experiencing outages and compelled authorities to call off more than 100 aircraft departures, as reported by regional news sources.
These gusts are influencing the complete South Island and southern parts of the northern region, as stated by the weather forecasting body.
The nation's agencies have issued infrequent high-level wind alerts - the highest alert level - in core zones such as these major districts.
People have been urged to avoid going outside, avoid travel, and prepare for additional power and communication outages.
Broad Impact and Crisis Response
The power cut seems to be impacting households mostly in the southern region, although officials report that energy was being restored progressively.
Regional news have indicated that in various locations homes have lost their roofs, while trees and electricity poles have been brought down by the winds.
Across Wellington, a individual was lost his life after being struck by a tree branch at a frequent walking route on Tuesday.
Meanwhile in Wellington, a female was swept into approaching vehicles on a street by a strong gust of wind, in a incident that was filmed in a widely shared car camera footage.
Flights to and from the city have been halted because of the weather, and certain highways and community centers are not operating.
Meanwhile authorities in Canterbury have issued a crisis declaration, to support emergency management operations.
Work Stoppages During Harsh Weather
The wild winds on Thursday occur while tens of thousands of teachers, doctors and other public workers take part in what has been called a "major walkout", demanding better pay and working conditions.
However the severe conditions has compelled them to alter some of their plans, with various open-air gatherings moved indoors or called off.
Like conditions are also sweeping Australia, causing a high-temperature event to the remote areas.
Authorities have issued burning restrictions for fear of bushfires.