Intense winds hitting velocities of approximately 155km/h (96mph) have resulted in around 90,000 households experiencing outages and forced authorities to cancel in excess of 100 air travel services, based on domestic outlets.
The gales are influencing the whole South Island and lower areas of the northern region, as stated by the national weather agency.
The nation's agencies have released infrequent severe gust advisories - the highest alert level - in central regions encompassing Canterbury and Wellington.
Locals have been advised to remain inside, avoid travel, and prepare for further utility disruptions.
Widespread Impact and Crisis Response
The electricity loss is primarily influencing residences predominantly in the southern region, though officials say that energy was being restored progressively.
Regional news have indicated that in some places structures have suffered roof damage, whereas utility poles and vegetation have been toppled by the winds.
Within the capital, a individual was lost his life after being hit by a wooden fragment at a frequent walking route on earlier this week.
Meanwhile in Wellington, a female was pushed toward approaching vehicles on a road by a intensive burst, in a moment that was captured in a widely shared car camera footage.
Air travel in and out of the urban area have been cancelled because of the weather, and certain highways and community centers are shut down.
Meanwhile Canterbury officials have declared a state of emergency, to support emergency management operations.
Strike Action Amid Extreme Conditions
The wild winds on Thursday coincide with many of educators, medical professionals and government employees are engaged in what has been called a "mega strike", calling for improved salaries and workplace environments.
Yet the intense climate has forced them to change certain arrangements, with several external protests moved indoors or called off.
Comparable winds are impacting Australia, ushering in a high-temperature event to the remote areas.
Authorities have issued fire bans for apprehension regarding forest fires.
