Severe winds attaining velocities of approximately 155km/h (96mph) have resulted in approximately 90,000 properties experiencing outages and led officials to cancel more than 100 air travel services, according to regional news sources.
The gales are impacting the whole southern region and lower areas of the North Island, as stated by the national weather agency.
The nation's agencies have announced infrequent red wind warnings - the top caution category - in core zones including these major districts.
Residents have been advised to remain inside, refrain from journeys, and make arrangements for further power and communication outages.
Extensive Destruction and Emergency Measures
The power cut appears to be affecting residences predominantly in the southern region, though authorities report that energy was being gradually reinstated.
Domestic outlets have reported that in various locations structures have suffered roof damage, while utility poles and vegetation have been brought down by the winds.
Within the capital, a person was lost his life after being struck by a wooden fragment at a popular trail walking spot on earlier this week.
Additionally in the city, a woman was pushed toward moving cars on a road by a strong gust of wind, in a event that was filmed in a widely shared car camera footage.
Flights entering and leaving the urban area have been cancelled as a result of the winds, and various routes and public facilities are not operating.
Simultaneously Canterbury officials have declared a emergency situation, to support emergency management operations.
Strike Action Amid Extreme Conditions
The powerful gales on today coincide with many of school staff, physicians and civil servants take part in what has been called a "significant labor action", demanding higher wages and enhanced employment terms.
However the extreme weather has compelled them to alter some of their plans, with various open-air gatherings shifted to interior venues or abandoned.
Comparable winds are also sweeping the neighboring country, bringing a high-temperature event to the nation's interior regions.
Officials have declared flame prohibitions for concern about wildfires.