Powerful gales hitting speeds of approximately 155km/h (96mph) have caused around 90,000 properties without power and forced agencies to call off more than 100 air travel services, according to domestic outlets.
The winds are affecting the complete South Island and lower areas of the North Island, as stated by the country's meteorological service.
The nation's agencies have announced uncommon severe gust advisories - the top caution category - in central regions such as Canterbury and Wellington.
Locals have been advised to remain inside, avoid travel, and make arrangements for additional utility disruptions.
Extensive Impact and Emergency Measures
This outage is primarily influencing homes predominantly in the southern region, though officials report that the electricity supply was being slowly brought back.
Local media have stated that in some places roofs have been ripped off houses, while trees and electricity poles have been brought down by the winds.
In Wellington, a person was killed after being struck by a falling limb at a popular trail walking spot on earlier this week.
Also in the capital, a individual was pushed toward approaching vehicles on a street by a intensive burst, in a moment that was recorded in a viral dashcam video.
Air travel entering and leaving the metropolis have been halted as a result of the weather, and certain highways and community centers are not operating.
Simultaneously Canterbury officials have announced a crisis declaration, to support disaster response efforts.
Labor Protests Alongside Extreme Conditions
These intense gusts on Thursday occur while numerous of teachers, doctors and other public workers are engaged in what has been termed a "significant labor action", calling for higher wages and enhanced employment terms.
However the severe conditions has compelled them to alter various scheduled activities, with several external protests moved indoors or called off.
Like conditions are affecting the neighboring country, ushering in a high-temperature event to the country's outback.
Agencies have declared flame prohibitions for concern about bushfires.
