Severe winds reaching velocities of as high as 155km/h (96mph) have left nearly 90,000 homes lacking electricity and forced authorities to halt in excess of 100 air travel services, based on domestic outlets.
The gales are influencing the whole South Island and lower areas of the northern region, per the country's meteorological service.
The nation's agencies have issued infrequent severe gust advisories - the most severe warning - in key areas such as these major districts.
People have been advised to stay indoors, avoid travel, and make arrangements for additional electricity and network failures.
Extensive Impact and Emergency Response
The power cut appears to be affecting households mainly in the South Island, although officials state that power was being gradually reinstated.
Regional news have indicated that in certain areas structures have suffered roof damage, whereas trees and electricity poles have been toppled by the gusts.
Within the capital, a man was fatally injured after being hit by a wooden fragment at a popular trail walking spot on Tuesday.
Meanwhile in Wellington, a individual was pushed toward approaching vehicles on a street by a intensive burst, in a event that was captured in a widely shared car camera footage.
Flights in and out of the urban area have been suspended because of the winds, whereas some roads and libraries are shut down.
Meanwhile local leaders have announced a emergency situation, to assist disaster response efforts.
Strike Action Alongside Harsh Conditions
The powerful gales on this day come as many of teachers, doctors and other public workers are participating in what has been described as a "mega strike", demanding better pay and working conditions.
But the intense climate has compelled them to change certain arrangements, with several external protests relocated inside or called off.
Similar gusts are impacting the nearby nation, bringing a high-temperature event to the nation's interior regions.
Agencies have declared flame prohibitions for concern about bushfires.
