Intense gusts hitting velocities of as high as 155km/h (96mph) have caused nearly 90,000 homes experiencing outages and led agencies to cancel more than 100 aircraft departures, according to regional news sources.
The gales are impacting the entire southern region and southern parts of the northern region, as stated by the country's meteorological service.
New Zealand authorities have issued rare red wind warnings - the most severe warning - in core zones such as these major districts.
Residents have been advised to remain inside, avoid travel, and prepare for more utility disruptions.
Widespread Destruction and Crisis Response
This outage appears to be affecting residences mainly in the South Island, although authorities state that energy was being gradually reinstated.
Regional news have reported that in certain areas homes have lost their roofs, and utility poles and vegetation have been knocked down by the winds.
In Wellington, a individual was lost his life after being struck by a wooden fragment at a well-known hiking path on earlier this week.
Meanwhile in Wellington, a individual was swept into approaching vehicles on a street by a intensive burst, in a incident that was recorded in a widely shared car camera footage.
Air travel in and out of the city have been suspended as a result of the weather, and various routes and public facilities are not operating.
Meanwhile Canterbury officials have declared a crisis declaration, to facilitate disaster response efforts.
Work Stoppages During Extreme Weather
These intense gusts on Thursday come as numerous of school staff, physicians and civil servants take part in what has been described as a "mega strike", requesting higher wages and enhanced employment terms.
Yet the extreme weather has forced them to change various scheduled activities, with several external protests relocated inside or abandoned.
Similar gusts are affecting the neighboring country, ushering in a heatwave to the remote areas.
Authorities have issued burning restrictions for apprehension regarding wildfires.