Severe gusts hitting velocities of as high as 155km/h (96mph) have left nearly 90,000 properties experiencing outages and led authorities to cancel over 100 aircraft departures, as reported by local media.
The winds are affecting the complete southern region and southern sections of the North Island, per the country's meteorological service.
The nation's agencies have announced uncommon severe gust advisories - the top caution category - in core zones such as Canterbury and Wellington.
Residents have been urged to stay indoors, stay off roads, and get ready for more utility disruptions.
Broad Destruction and Crisis Response
This outage is primarily influencing homes mostly in the southern region, though authorities state that power was being gradually reinstated.
Domestic outlets have stated that in some places structures have suffered roof damage, while utility poles and vegetation have been toppled by the winds.
In Wellington, a individual was killed after being struck by a wooden fragment at a popular trail walking spot on Tuesday.
Additionally in the city, a female was pushed toward approaching vehicles on a road by a strong gust of wind, in a moment that was recorded in a popular vehicle recording.
Air travel in and out of the city have been halted due to the gusts, while certain highways and community centers are shut down.
At the same time authorities in Canterbury have announced a emergency situation, to assist recovery activities.
Work Stoppages Amid Extreme Weather
These intense gusts on Thursday occur while numerous of school staff, physicians and civil servants are engaged in what has been described as a "major walkout", demanding higher wages and enhanced employment terms.
Yet the extreme weather has compelled them to change some of their plans, with several external protests relocated inside or called off.
Comparable winds are also sweeping the nearby nation, causing a period of extreme heat to the remote areas.
Officials have announced burning restrictions for concern about wildfires.