Severe gusts attaining velocities of up to 155km/h (96mph) have caused around 90,000 homes lacking electricity and forced authorities to call off in excess of 100 air travel services, based on local media.
The gales are influencing the entire southern region and southern parts of the northern region, as stated by the weather forecasting body.
New Zealand authorities have released infrequent severe gust advisories - the most severe warning - in core zones including Canterbury and Wellington.
Residents have been advised to remain inside, stay off roads, and make arrangements for further power and communication outages.
Widespread Damage and Crisis Response
The power cut appears to be affecting households predominantly in the southern region, while authorities state that the electricity supply was being slowly brought back.
Regional news have stated that in various locations homes have lost their roofs, and utility poles and vegetation have been brought down by the winds.
Across Wellington, a person was fatally injured after being impacted by a wooden fragment at a popular trail walking spot on earlier this week.
Meanwhile in Wellington, a individual was swept into oncoming traffic on a road by a strong gust of wind, in a incident that was filmed in a popular vehicle recording.
Air travel in and out of the metropolis have been cancelled as a result of the weather, and some roads and libraries are shut down.
Meanwhile local leaders have announced a emergency situation, to assist recovery activities.
Labor Protests Alongside Extreme Weather
These intense gusts on Thursday come as many of teachers, doctors and other public workers are engaged in what has been called a "major walkout", calling for better pay and working conditions.
Yet the extreme weather has pressured them to modify various scheduled activities, with some outdoor rallies relocated inside or abandoned.
Similar gusts are impacting the neighboring country, bringing a high-temperature event to the country's outback.
Officials have declared burning restrictions for concern about bushfires.