Powerful gales reaching speeds of up to 155km/h (96mph) have caused nearly 90,000 properties without power and forced authorities to call off more than 100 aircraft departures, according to domestic outlets.
The winds are influencing the entire South Island and southern parts of the northern region, as stated by the weather forecasting body.
The nation's agencies have issued rare red wind warnings - the top caution category - in core zones such as Wellington and Canterbury.
People have been encouraged to remain inside, avoid travel, and get ready for further electricity and network failures.
Widespread Impact and Emergency Measures
The power cut seems to be impacting homes mostly in the South Island, while authorities say that the electricity supply was being restored progressively.
Regional news have stated that in various locations structures have suffered roof damage, and trees and electricity poles have been brought down by the gusts.
Across Wellington, a individual was lost his life after being impacted by a tree branch at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a individual was pushed toward oncoming traffic on a thoroughfare by a intensive burst, in a incident that was captured in a viral dashcam video.
Aircraft services to and from the city have been cancelled because of the gusts, whereas some roads and libraries are also closed.
At the same time local leaders have announced a crisis declaration, to facilitate disaster response efforts.
Strike Action Alongside Extreme Conditions
These intense gusts on this day coincide with numerous of school staff, physicians and civil servants are engaged in what has been described as a "mega strike", demanding better pay and working conditions.
But the intense climate has forced them to alter certain arrangements, with some outdoor rallies shifted to interior venues or abandoned.
Comparable winds are affecting the neighboring country, ushering in a period of extreme heat to the nation's interior regions.
Agencies have announced fire bans for fear of forest fires.
