Intense gusts attaining velocities of as high as 155km/h (96mph) have caused nearly 90,000 homes experiencing outages and compelled officials to cancel more than 100 air travel services, as reported by domestic outlets.
These gusts are impacting the complete South Island and southern sections of the North Island, per the national weather agency.
New Zealand authorities have issued infrequent high-level wind alerts - the top caution category - in core zones including these major districts.
Locals have been urged to remain inside, avoid travel, and make arrangements for additional electricity and network failures.
Widespread Destruction and Emergency Measures
This outage seems to be impacting residences mostly in the southern region, although agencies report that energy was being gradually reinstated.
Local media have indicated that in certain areas roofs have been ripped off houses, while trees and electricity poles have been knocked down by the winds.
Across Wellington, a individual was fatally injured after being struck by a tree branch at a popular trail walking spot on Tuesday.
Additionally in the city, a woman was pushed toward oncoming traffic on a thoroughfare by a strong gust of wind, in a event that was recorded in a widely shared car camera footage.
Flights to and from the city have been cancelled due to the gusts, whereas various routes and public facilities are not operating.
At the same time Canterbury officials have issued a state of emergency, to facilitate disaster response efforts.
Labor Protests During Harsh Conditions
The powerful gales on this day occur while tens of thousands of teachers, doctors and other public workers are engaged in what has been called a "major walkout", requesting improved salaries and workplace environments.
Yet the severe conditions has pressured them to change certain arrangements, with several external protests moved indoors or abandoned.
Comparable winds are impacting Australia, ushering in a period of extreme heat to the nation's interior regions.
Authorities have issued fire bans for fear of wildfires.