Powerful gales attaining speeds of up to 155km/h (96mph) have resulted in approximately 90,000 homes experiencing outages and forced authorities to halt more than 100 flights, as reported by domestic outlets.
The winds are influencing the complete South Island and southern sections of the North Island, according to the weather forecasting body.
The nation's agencies have announced uncommon high-level wind alerts - the most severe warning - in core zones including these major districts.
Locals have been encouraged to avoid going outside, avoid travel, and get ready for additional utility disruptions.
Widespread Destruction and Emergency Measures
The electricity loss seems to be impacting homes predominantly in the southern region, although officials say that the electricity supply was being restored progressively.
Local media have indicated that in some places structures have suffered roof damage, whereas trees and electricity poles have been brought down by the winds.
In Wellington, a individual was fatally injured after being impacted by a falling limb at a well-known hiking path on Tuesday.
Also in the capital, a female 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 metropolis have been suspended because of the gusts, and various routes and public facilities are shut down.
Simultaneously authorities in Canterbury have announced a crisis declaration, to assist emergency management operations.
Work Stoppages Amid Harsh Weather
These intense gusts on Thursday come as numerous of teachers, doctors and other public workers take part in what has been called a "significant labor action", demanding better pay and working conditions.
However the severe conditions has pressured them to change certain arrangements, with various open-air gatherings relocated inside or called off.
Like conditions are affecting the neighboring country, bringing a high-temperature event to the nation's interior regions.
Officials have declared flame prohibitions for concern about wildfires.