Intense winds reaching velocities of as high as 155km/h (96mph) have left around 90,000 households without power and forced authorities to cancel more than 100 flights, based on domestic outlets.
These gusts are affecting the whole southern region and southern sections of the North Island, according to the weather forecasting body.
The nation's agencies have announced uncommon severe gust advisories - the highest alert level - in core zones encompassing these major districts.
Locals have been encouraged to stay indoors, stay off roads, and make arrangements for more electricity and network failures.
Broad Damage and Emergency Measures
This outage appears to be affecting residences mainly in the southern region, though agencies state that the electricity supply was being gradually reinstated.
Local media have indicated that in certain areas structures have suffered roof damage, whereas trees and electricity poles have been knocked down by the gusts.
Across Wellington, a individual was lost his life after being impacted by a falling limb at a well-known hiking path on Tuesday.
Also in the capital, a woman was blown onto oncoming traffic on a thoroughfare by a intensive burst, in a moment that was filmed in a viral dashcam video.
Air travel in and out of the urban area have been cancelled because of the winds, whereas various routes and public facilities are shut down.
Simultaneously Canterbury officials have issued a crisis declaration, to assist recovery activities.
Strike Action Amid Severe Weather
These intense gusts on this day occur while many of educators, medical professionals and government employees are participating in what has been called a "major walkout", requesting improved salaries and workplace environments.
However the intense climate has pressured them to change certain arrangements, with various open-air gatherings relocated inside or called off.
Similar gusts are impacting the neighboring country, ushering in a high-temperature event to the remote areas.
Agencies have declared burning restrictions for apprehension regarding bushfires.
