Powerful gusts attaining velocities of approximately 155km/h (96mph) have left nearly 90,000 properties experiencing outages and compelled agencies to cancel in excess of 100 air travel services, based on local media.
The winds are affecting the complete South Island and southern sections of the North Island, as stated by the country's meteorological service.
Officials in New Zealand have announced infrequent red wind warnings - the most severe warning - in central regions including Canterbury and Wellington.
People have been urged to stay indoors, avoid travel, and get ready for more power and communication outages.
Extensive Destruction and Crisis Response
The power cut is primarily influencing homes mainly in the southern region, while officials say that power was being gradually reinstated.
Domestic outlets have indicated that in some places roofs have been ripped off houses, and trees and electricity poles have been knocked down by the winds.
In Wellington, a person was fatally injured after being impacted by a wooden fragment at a well-known hiking path on earlier this week.
Also in the capital, a woman was swept into oncoming traffic on a road by a intensive burst, in a moment that was filmed in a viral dashcam video.
Air travel to and from the metropolis have been cancelled due to the weather, whereas various routes and public facilities are shut down.
Simultaneously Canterbury officials have declared a state of emergency, to support emergency management operations.
Labor Protests Alongside Extreme Weather
The wild winds on this day occur while many of school staff, physicians and civil servants take part in what has been termed a "significant labor action", calling for higher wages and enhanced employment terms.
However the intense climate has compelled them to alter some of their plans, with various open-air gatherings shifted to interior venues or abandoned.
Comparable winds are affecting Australia, ushering in a heatwave to the remote areas.
Officials have issued burning restrictions for apprehension regarding forest fires.