Powerful gales hitting speeds of as high as 155km/h (96mph) have caused nearly 90,000 households experiencing outages and compelled agencies to cancel over 100 aircraft departures, according to regional news sources.
These gusts are impacting the whole southern region and southern sections of the North Island, as stated by the national weather agency.
The nation's agencies have released infrequent high-level wind alerts - the top caution category - in central regions including Wellington and Canterbury.
People have been encouraged to stay indoors, refrain from journeys, and prepare for further utility disruptions.
Widespread Impact and Crisis Measures
The power cut seems to be impacting households mainly in the South Island, although officials report that the electricity supply was being restored progressively.
Regional news have indicated that in some places structures have suffered roof damage, while trees and electricity poles have been knocked down by the gusts.
Within the capital, a man was killed after being hit by a wooden fragment at a popular trail walking spot on earlier this week.
Additionally in the city, a female was pushed toward oncoming traffic on a street by a powerful blast, in a moment that was recorded in a popular vehicle recording.
Air travel in and out of the city have been suspended because of the winds, and some roads and libraries are also closed.
At the same time authorities in Canterbury have declared a state of emergency, to facilitate recovery activities.
Strike Action Alongside Extreme Conditions
The wild winds on this day coincide with many of teachers, doctors and other public workers are engaged in what has been termed a "major walkout", requesting better pay and working conditions.
However the intense climate has pressured them to alter certain arrangements, with various open-air gatherings moved indoors or called off.
Comparable winds are affecting Australia, ushering in a heatwave to the remote areas.
Authorities have issued fire bans for apprehension regarding forest fires.