Powerful gusts attaining velocities of up to 155km/h (96mph) have resulted in around 90,000 households without power and compelled officials to halt more than 100 air travel services, as reported by domestic outlets.
The winds are influencing the entire South Island and southern parts of the North Island, as stated by the national weather agency.
The nation's agencies have issued rare high-level wind alerts - the top caution category - in key areas encompassing these major districts.
Residents have been urged to stay indoors, avoid travel, and get ready for additional utility disruptions.
Extensive Damage and Emergency Response
The electricity loss seems to be impacting households mainly in the southern region, although authorities report that the electricity supply was being gradually reinstated.
Regional news have stated that in various locations structures have suffered roof damage, while power lines and trees have been knocked down by the winds.
In Wellington, a individual was killed after being struck by a wooden fragment at a frequent walking route on Tuesday.
Also in the capital, a individual was blown onto approaching vehicles on a road by a powerful blast, in a event that was filmed in a popular vehicle recording.
Air travel to and from the metropolis have been cancelled as a result of the gusts, and various routes and public facilities are not operating.
Simultaneously Canterbury officials have issued a emergency situation, to facilitate recovery activities.
Strike Action During Extreme Conditions
The powerful gales on Thursday occur while numerous of teachers, doctors and other public workers are engaged in what has been described as a "major walkout", requesting higher wages and enhanced employment terms.
However the intense climate has pressured them to alter various scheduled activities, with various open-air gatherings moved indoors or cancelled.
Like conditions are also sweeping the neighboring country, causing a high-temperature event to the nation's interior regions.
Authorities have announced fire bans for apprehension regarding forest fires.