Severe winds attaining speeds of as high as 155km/h (96mph) have left nearly 90,000 homes without power and led authorities to cancel more than 100 air travel services, as reported by regional news sources.
These gusts are impacting the entire South Island and southern parts of the North Island, as stated by the national weather agency.
New Zealand authorities have announced infrequent severe gust advisories - the highest alert level - in central regions including Wellington and Canterbury.
People have been encouraged to avoid going outside, refrain from journeys, and prepare for more power and communication outages.
Extensive Destruction and Crisis Response
The electricity loss is primarily influencing homes mostly in the southern region, while officials report that the electricity supply was being restored progressively.
Regional news have stated that in certain areas roofs have been ripped off houses, whereas utility poles and vegetation have been toppled by the winds.
In Wellington, a individual was killed after being impacted by a wooden fragment at a well-known hiking path on Tuesday.
Also in the capital, a individual was blown onto moving cars on a street by a strong gust of wind, in a moment that was captured in a viral dashcam video.
Air travel in and out of the urban area have been cancelled due to the winds, while various routes and public facilities are shut down.
Meanwhile local leaders have declared a state of emergency, to support recovery activities.
Strike Action Alongside Harsh Weather
The powerful gales on Thursday occur while many of teachers, doctors and other public workers are engaged in what has been described as a "mega strike", requesting improved salaries and workplace environments.
However the intense climate has forced them to alter certain arrangements, with some outdoor rallies moved indoors or cancelled.
Similar gusts are also sweeping Australia, ushering in a high-temperature event to the nation's interior regions.
Officials have announced fire bans for apprehension regarding wildfires.