Powerful winds reaching speeds of as high as 155km/h (96mph) have left approximately 90,000 homes lacking electricity and forced officials to halt in excess of 100 air travel services, based on regional news sources.
The gales are influencing the complete southern region and southern sections of the North Island, as stated by the weather forecasting body.
Officials in New Zealand have issued rare high-level wind alerts - the top caution category - in key areas encompassing Canterbury and Wellington.
People have been urged to stay indoors, avoid travel, and prepare for further utility disruptions.
Broad Damage and Emergency Response
The electricity loss appears to be affecting households mostly in the southern region, although officials say that power was being slowly brought back.
Local media have indicated that in some places structures have suffered roof damage, whereas trees and electricity poles have been brought down by the gales.
Within the capital, a person was fatally injured after being hit by a falling limb at a frequent walking route on Tuesday.
Also in the capital, a individual was pushed toward oncoming traffic on a thoroughfare by a intensive burst, in a event that was recorded in a widely shared car camera footage.
Flights entering and leaving the metropolis have been cancelled as a result of the winds, and certain highways and community centers are shut down.
At the same time local leaders have announced a state of emergency, to support recovery activities.
Labor Protests Alongside Extreme Conditions
The wild winds on today occur while tens of thousands of educators, medical professionals and government employees take part in what has been termed a "significant labor action", calling for higher wages and enhanced employment terms.
However the extreme weather has forced them to change some of their plans, with several external protests shifted to interior venues or called off.
Comparable winds are affecting Australia, ushering in a period of extreme heat to the nation's interior regions.
Authorities have declared burning restrictions for apprehension regarding forest fires.