Severe gusts attaining velocities of up to 155km/h (96mph) have resulted in approximately 90,000 homes experiencing outages and compelled agencies to cancel over 100 aircraft departures, based on regional news sources.
The winds are influencing the complete southern region and southern parts of the northern region, as stated by the weather forecasting body.
Officials in New Zealand have released rare severe gust advisories - the highest alert level - in core zones encompassing Wellington and Canterbury.
Residents have been urged to remain inside, avoid travel, and get ready for additional power and communication outages.
Widespread Destruction and Emergency Response
The power cut seems to be impacting homes mostly in the southern region, although officials report that power was being restored progressively.
Regional news have indicated that in some places roofs have been ripped off houses, and utility poles and vegetation have been brought down by the gusts.
In Wellington, a man was lost his life after being hit by a wooden fragment at a popular trail walking spot on Tuesday.
Also in the capital, a individual was pushed toward moving cars on a road by a intensive burst, in a event that was filmed in a widely shared car camera footage.
Air travel entering and leaving the metropolis have been suspended due to the weather, whereas various routes and public facilities are not operating.
Simultaneously local leaders have announced a crisis declaration, to facilitate disaster response efforts.
Work Stoppages Amid Severe Conditions
The wild winds on Thursday occur while tens of thousands of teachers, doctors and other public workers take part in what has been described as a "major walkout", requesting improved salaries and workplace environments.
But the intense climate has compelled them to change various scheduled activities, with several external protests shifted to interior venues or called off.
Similar gusts are impacting Australia, ushering in a heatwave to the remote areas.
Agencies have announced flame prohibitions for fear of forest fires.