Powerful winds attaining velocities of as high as 155km/h (96mph) have left approximately 90,000 households experiencing outages and forced officials to halt over 100 flights, as reported by regional news sources.
These gusts are affecting the whole South Island and southern sections of the northern region, as stated by the weather forecasting body.
New Zealand authorities have released uncommon red wind warnings - the highest alert level - in key areas such as Wellington and Canterbury.
Residents have been encouraged to remain inside, avoid travel, and get ready for further electricity and network failures.
Widespread Destruction and Crisis Response
The power cut is primarily influencing residences mainly in the South Island, though authorities report that energy was being slowly brought back.
Regional news have reported that in some places roofs have been ripped off houses, and trees and electricity poles have been brought down by the gusts.
Across Wellington, a man was lost his life after being impacted by a falling limb at a well-known hiking path on Tuesday.
Also in the capital, a woman was blown onto oncoming traffic on a street by a intensive burst, in a incident that was captured in a popular vehicle recording.
Air travel in and out of the metropolis have been cancelled as a result of the winds, while various routes and public facilities are shut down.
Simultaneously authorities in Canterbury have announced a emergency situation, to facilitate disaster response efforts.
Work Stoppages Alongside Extreme Conditions
These intense gusts on this day occur while numerous of educators, medical professionals and government employees are participating in what has been described as a "significant labor action", demanding improved salaries and workplace environments.
Yet the extreme weather has compelled them to alter some of their plans, with some outdoor rallies shifted to interior venues or abandoned.
Comparable winds are affecting the nearby nation, causing a high-temperature event to the country's outback.
Agencies have issued burning restrictions for concern about wildfires.