Powerful winds attaining speeds of as high as 155km/h (96mph) have resulted in around 90,000 properties lacking electricity and led authorities to halt more than 100 air travel services, as reported by domestic outlets.
These gusts are impacting the whole southern region and lower areas of the northern region, according to the national weather agency.
The nation's agencies have released infrequent severe gust advisories - the highest alert level - in central regions encompassing Wellington and Canterbury.
People have been encouraged to avoid going outside, avoid travel, and make arrangements for further utility disruptions.
Extensive Impact and Crisis Response
The power cut seems to be impacting homes mainly in the South Island, while officials report that energy was being restored progressively.
Local media have stated that in some places structures have suffered roof damage, while trees and electricity poles have been knocked down by the winds.
Within the capital, a man was killed after being hit by a falling limb at a popular trail walking spot on earlier this week.
Additionally in the city, a woman was pushed toward moving cars on a street by a intensive burst, in a event that was recorded in a viral dashcam video.
Flights to and from the metropolis have been halted because of the winds, and various routes and public facilities are also closed.
At the same time Canterbury officials have announced a state of emergency, to facilitate disaster response efforts.
Strike Action Alongside Severe Weather
The wild winds on this day occur while tens of thousands of school staff, physicians and civil servants are engaged in what has been termed a "major walkout", calling for improved salaries and workplace environments.
Yet the intense climate has forced them to change some of their plans, with several external protests shifted to interior venues or abandoned.
Like conditions are affecting the neighboring country, bringing a period of extreme heat to the remote areas.
Officials have declared flame prohibitions for fear of bushfires.