Intense gales attaining velocities of approximately 155km/h (96mph) have resulted in nearly 90,000 homes experiencing outages and forced officials to call off over 100 air travel services, as reported by local media.
These gusts are impacting the whole South Island and lower areas of the northern region, as stated by the country's meteorological service.
The nation's agencies have announced infrequent red wind warnings - the top caution category - in key areas encompassing these major districts.
Residents have been advised to stay indoors, stay off roads, and prepare for additional electricity and network failures.
Broad Impact and Crisis Response
This outage is primarily influencing residences predominantly in the South Island, while agencies say that energy was being slowly brought back.
Regional news have reported that in some places structures have suffered roof damage, while trees and electricity poles have been knocked down by the gales.
In Wellington, a individual was lost his life after being struck by a falling limb at a frequent walking route on earlier this week.
Also in the capital, a woman was pushed toward approaching vehicles on a thoroughfare by a powerful blast, in a moment that was filmed in a popular vehicle recording.
Aircraft services entering and leaving the city have been suspended because of the winds, and some roads and libraries are shut down.
Meanwhile Canterbury officials have announced a crisis declaration, to facilitate emergency management operations.
Labor Protests Alongside Extreme Conditions
The wild winds on Thursday occur while numerous of teachers, doctors and other public workers take part in what has been described as a "mega strike", calling for higher wages and enhanced employment terms.
However the severe conditions has forced them to change certain arrangements, with various open-air gatherings relocated inside or called off.
Similar gusts are affecting the neighboring country, causing a period of extreme heat to the country's outback.
Authorities have issued flame prohibitions for concern about forest fires.