Powerful gales attaining speeds of approximately 155km/h (96mph) have left nearly 90,000 homes experiencing outages and forced authorities to call off more than 100 aircraft departures, according to regional news sources.
The gales are influencing the entire southern region and lower areas of the North Island, as stated by the weather forecasting body.
Officials in New Zealand have issued rare severe gust advisories - the highest alert level - in key areas such as these major districts.
People have been urged to remain inside, stay off roads, and make arrangements for more utility disruptions.
Extensive Damage and Emergency Response
The power cut is primarily influencing residences predominantly in the southern region, while officials state that energy was being restored progressively.
Regional news have stated that in certain areas homes have lost their roofs, while trees and electricity poles have been toppled by the gusts.
Across Wellington, a man was lost his life after being hit by a tree branch at a popular trail walking spot on earlier this week.
Meanwhile in Wellington, a female was pushed toward oncoming traffic on a thoroughfare by a strong gust of wind, in a moment that was recorded in a popular vehicle recording.
Flights to and from the city have been cancelled because of the weather, whereas certain highways and community centers are not operating.
At the same time local leaders have issued a state of emergency, to assist disaster response efforts.
Strike Action During Severe Conditions
These intense gusts on Thursday coincide with many of teachers, doctors and other public workers take part in what has been called a "significant labor action", demanding improved salaries and workplace environments.
Yet the severe conditions has forced them to alter various scheduled activities, with some outdoor rallies relocated inside or abandoned.
Similar gusts are affecting the nearby nation, causing a period of extreme heat to the country's outback.
Agencies have declared fire bans for apprehension regarding bushfires.