Powerful gales hitting velocities of approximately 155km/h (96mph) have caused around 90,000 households without power and forced officials to halt in excess of 100 aircraft departures, according to local media.
The gales are influencing the complete southern region and southern sections of the North Island, as stated by the national weather agency.
The nation's agencies have announced rare severe gust advisories - the highest alert level - in core zones encompassing Canterbury and Wellington.
Locals have been advised to remain inside, stay off roads, and get ready for additional utility disruptions.
Extensive Destruction and Crisis Measures
The power cut is primarily influencing homes predominantly in the southern region, though authorities report that the electricity supply was being slowly brought back.
Regional news have reported that in certain areas homes have lost their roofs, and power lines and trees have been knocked down by the gusts.
Within the capital, a person was killed after being struck by a tree branch at a frequent walking route on Tuesday.
Also in the capital, a individual was blown onto oncoming traffic on a road by a strong gust of wind, in a event that was captured in a widely shared car camera footage.
Aircraft services entering and leaving the urban area have been suspended because of the gusts, whereas some roads and libraries are also closed.
At the same time Canterbury officials have declared a state of emergency, to support emergency management operations.
Labor Protests Alongside Severe Conditions
The wild winds on Thursday occur while numerous of school staff, physicians and civil servants are participating in what has been termed a "major walkout", demanding improved salaries and workplace environments.
Yet the extreme weather has pressured them to alter various scheduled activities, with several external protests relocated inside or called off.
Like conditions are affecting the neighboring country, ushering in a heatwave to the country's outback.
Officials have declared fire bans for apprehension regarding wildfires.
