Powerful gales reaching velocities of approximately 155km/h (96mph) have left approximately 90,000 properties without power and led officials to halt in excess of 100 air travel services, based on local media.
The winds are influencing the entire South Island and lower areas of the northern region, according to the weather forecasting body.
Officials in New Zealand have released uncommon red wind warnings - the highest alert level - in central regions such as Wellington and Canterbury.
Residents have been advised to stay indoors, stay off roads, and get ready for additional electricity and network failures.
Widespread Impact and Emergency Measures
The electricity loss is primarily influencing homes predominantly in the southern region, though authorities say that the electricity supply was being gradually reinstated.
Local media have stated that in various locations roofs have been ripped off houses, while power lines and trees have been toppled by the gales.
Across Wellington, a man was killed after being hit by a wooden fragment at a frequent walking route on Tuesday.
Additionally in the city, a individual was pushed toward approaching vehicles on a thoroughfare by a intensive burst, in a incident that was recorded in a widely shared car camera footage.
Flights entering and leaving the urban area have been halted as a result of the winds, while certain highways and community centers are shut down.
Meanwhile local leaders have announced a crisis declaration, to support disaster response efforts.
Work Stoppages Amid Severe Weather
The wild winds on Thursday occur while many of educators, medical professionals and government employees are engaged in what has been called a "mega strike", calling for higher wages and enhanced employment terms.
Yet the severe conditions has pressured them to alter various scheduled activities, with various open-air gatherings shifted to interior venues or abandoned.
Like conditions are affecting the nearby nation, bringing a high-temperature event to the remote areas.
Officials have announced fire bans for fear of bushfires.
