Powerful gales reaching velocities of approximately 155km/h (96mph) have left nearly 90,000 properties without power and led authorities to halt in excess of 100 flights, as reported by local media.
The gales are affecting the entire South Island and lower areas of the North Island, as stated by the country's meteorological service.
Officials in New Zealand have announced uncommon red wind warnings - the highest alert level - in core zones encompassing Wellington and Canterbury.
People have been advised to stay indoors, avoid travel, and prepare for more electricity and network failures.
Widespread Impact and Crisis Response
The power cut is primarily influencing residences mainly in the South Island, though authorities state that the electricity supply was being slowly brought back.
Regional news have indicated that in various locations homes have lost their roofs, and power lines and trees have been brought down by the gales.
In Wellington, a man was fatally injured after being hit by a tree branch at a frequent walking route on earlier this week.
Meanwhile in Wellington, a woman was blown onto moving cars on a street by a intensive burst, in a incident that was filmed in a widely shared car camera footage.
Flights in and out of the urban area have been suspended as a result of the winds, and certain highways and community centers are also closed.
Simultaneously local leaders have announced a state of emergency, to facilitate recovery activities.
Labor Protests During Severe Conditions
These intense gusts on Thursday coincide with many of educators, medical professionals and government employees are engaged in what has been described as a "major walkout", calling for higher wages and enhanced employment terms.
However the intense climate has compelled them to modify some of their plans, with some outdoor rallies shifted to interior venues or cancelled.
Comparable winds are impacting the neighboring country, bringing a high-temperature event to the remote areas.
Officials have announced burning restrictions for apprehension regarding forest fires.