Powerful gusts attaining velocities of up to 155km/h (96mph) have caused nearly 90,000 properties experiencing outages and led authorities to cancel over 100 flights, based on regional news sources.
The gales are influencing the entire southern region and southern sections of the North Island, according to the national weather agency.
The nation's agencies have released infrequent red wind warnings - the highest alert level - in key areas including these major districts.
Residents have been advised to stay indoors, refrain from journeys, and get ready for additional utility disruptions.
Widespread Destruction and Crisis Response
The power cut seems to be impacting households mostly in the South Island, though agencies report that the electricity supply was being slowly brought back.
Local media have stated that in various locations roofs have been ripped off houses, and utility poles and vegetation have been knocked down by the winds.
Within the capital, a man was lost his life after being impacted by a wooden fragment at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a individual was swept into approaching vehicles on a thoroughfare by a powerful blast, in a incident that was captured in a widely shared car camera footage.
Aircraft services to and from the metropolis have been cancelled due to the winds, and certain highways and community centers are shut down.
At the same time authorities in Canterbury have announced a emergency situation, to support recovery activities.
Work Stoppages During Severe Weather
These intense gusts on Thursday coincide with numerous of educators, medical professionals and government employees take part in what has been called a "mega strike", calling for improved salaries and workplace environments.
But the intense climate has pressured them to change certain arrangements, with various open-air gatherings relocated inside or cancelled.
Similar gusts are affecting Australia, ushering in a period of extreme heat to the nation's interior regions.
Officials have announced flame prohibitions for concern about bushfires.
