Powerful gusts hitting speeds of up to 155km/h (96mph) have left nearly 90,000 households lacking electricity and led agencies to halt over 100 air travel services, based on domestic outlets.
The gales are affecting the complete southern region and lower areas of the North Island, as stated by the country's meteorological service.
New Zealand authorities have issued rare high-level wind alerts - the top caution category - in central regions such as these major districts.
People have been encouraged to remain inside, stay off roads, and get ready for further power and communication outages.
Extensive Destruction and Crisis Response
This outage seems to be impacting homes predominantly in the southern region, while officials report that energy was being restored progressively.
Regional news have reported that in various locations homes have lost their roofs, while trees and electricity poles have been knocked down by the gusts.
Within the capital, a person was fatally injured after being struck by a wooden fragment at a frequent walking route on earlier this week.
Meanwhile in Wellington, a female was blown onto moving cars on a street by a intensive burst, in a incident that was recorded in a widely shared car camera footage.
Air travel entering and leaving the urban area have been suspended as a result of the weather, and certain highways and community centers are not operating.
Simultaneously Canterbury officials have issued a crisis declaration, to assist emergency management operations.
Work Stoppages Amid Severe Conditions
The wild winds on Thursday come as tens of thousands of educators, medical professionals and government employees are engaged in what has been called a "major walkout", requesting better pay and working conditions.
Yet the extreme weather has pressured them to change some of their plans, with some outdoor rallies shifted to interior venues or called off.
Comparable winds are affecting the nearby nation, bringing a high-temperature event to the remote areas.
Officials have issued burning restrictions for concern about bushfires.