Intense winds attaining speeds of as high as 155km/h (96mph) have resulted in nearly 90,000 homes without power and compelled officials to cancel more than 100 air travel services, according to local media.
The winds are affecting the complete southern region and lower areas of the northern region, per the country's meteorological service.
New Zealand authorities have announced uncommon red wind warnings - the highest alert level - in key areas including these major districts.
People have been urged to stay indoors, refrain from journeys, and get ready for more utility disruptions.
Extensive Destruction and Emergency Response
The power cut is primarily influencing homes mainly in the South Island, although agencies report that the electricity supply was being slowly brought back.
Regional news have indicated that in various locations homes have lost their roofs, and trees and electricity poles have been toppled by the winds.
Within the capital, a man was killed after being hit by a falling limb at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a woman was swept into approaching vehicles on a street by a intensive burst, in a moment that was filmed in a viral dashcam video.
Flights in and out of the metropolis have been halted due to the winds, and certain highways and community centers are also closed.
Meanwhile Canterbury officials have issued a crisis declaration, to facilitate recovery activities.
Labor Protests Alongside Extreme Weather
These intense gusts on today come as many of educators, medical professionals and government employees are engaged in what has been termed a "major walkout", demanding improved salaries and workplace environments.
Yet the severe conditions has pressured them to alter some of their plans, with some outdoor rallies shifted to interior venues or abandoned.
Similar gusts are impacting Australia, bringing a period of extreme heat to the remote areas.
Agencies have announced fire bans for apprehension regarding forest fires.