Severe gales hitting velocities of as high as 155km/h (96mph) have resulted in around 90,000 homes lacking electricity and forced officials to call off more than 100 air travel services, according to regional news sources.
The gales are impacting the entire South Island and southern sections of the North Island, as stated by the national weather agency.
Officials in New Zealand have issued uncommon red wind warnings - the highest alert level - in central regions including Canterbury and Wellington.
Locals have been encouraged to stay indoors, stay off roads, and prepare for further power and communication outages.
Extensive Destruction and Crisis Measures
The electricity loss is primarily influencing homes mainly in the southern region, although agencies state that power was being gradually reinstated.
Domestic outlets have reported that in some places roofs have been ripped off houses, while power lines and trees have been toppled by the winds.
Across Wellington, a person was lost his life after being impacted by a tree branch at a frequent walking route on earlier this week.
Additionally in the city, a female was blown onto moving cars on a road by a powerful blast, in a moment that was filmed in a popular vehicle recording.
Air travel in and out of the metropolis have been cancelled because of the winds, whereas some roads and libraries are not operating.
At the same time local leaders have announced a emergency situation, to facilitate recovery activities.
Strike Action Alongside Extreme Conditions
The powerful gales on today occur while tens of thousands of school staff, physicians and civil servants are participating in what has been called a "mega strike", calling for better pay and working conditions.
Yet the severe conditions has pressured them to alter various scheduled activities, with some outdoor rallies moved indoors or cancelled.
Like conditions are affecting the neighboring country, causing a high-temperature event to the nation's interior regions.
Officials have issued flame prohibitions for concern about forest fires.