Powerful gales attaining speeds of as high as 155km/h (96mph) have caused approximately 90,000 homes without power and compelled agencies to halt in excess of 100 aircraft departures, according to regional news sources.
These gusts are influencing the entire 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 highest alert level - in key areas encompassing Wellington and Canterbury.
Residents have been encouraged to avoid going outside, stay off roads, and make arrangements for further electricity and network failures.
Broad Damage and Crisis Response
The electricity loss is primarily influencing homes predominantly in the South Island, though authorities report that energy was being slowly brought back.
Regional news have indicated that in certain areas structures have suffered roof damage, whereas trees and electricity poles have been knocked down by the winds.
Across Wellington, a man was fatally injured after being hit by a tree branch at a popular trail walking spot on earlier this week.
Meanwhile in Wellington, a individual was swept into oncoming traffic on a road by a powerful blast, in a moment that was filmed in a popular vehicle recording.
Air travel to and from the city have been halted due to the weather, whereas certain highways and community centers are shut down.
Meanwhile local leaders have announced a state of emergency, to assist recovery activities.
Strike Action Amid Extreme Weather
The powerful gales on today occur while tens of thousands of educators, medical professionals and government employees are participating in what has been described as a "significant labor action", demanding higher wages and enhanced employment terms.
However the intense climate has compelled them to modify certain arrangements, with several external protests shifted to interior venues or abandoned.
Comparable winds are affecting Australia, ushering in a high-temperature event to the nation's interior regions.
Agencies have declared burning restrictions for concern about wildfires.