Powerful winds hitting speeds of approximately 155km/h (96mph) have resulted in around 90,000 homes without power and led agencies to call off over 100 flights, according to regional news sources.
These gusts are influencing the entire South Island and southern sections of the northern region, as stated by the weather forecasting body.
The nation's agencies have released infrequent red wind warnings - the top caution category - in key areas such as Wellington and Canterbury.
Locals have been encouraged to stay indoors, refrain from journeys, and get ready for more utility disruptions.
Extensive Impact and Crisis Measures
The power cut appears to be affecting homes mainly in the South Island, though agencies say that the electricity supply was being restored progressively.
Regional news have indicated that in certain areas structures have suffered roof damage, while power lines and trees have been toppled by the gales.
Across Wellington, a individual was lost his life after being hit by a falling limb at a popular trail walking spot on Tuesday.
Meanwhile in Wellington, a woman was swept into approaching vehicles on a thoroughfare by a powerful blast, in a moment that was filmed in a viral dashcam video.
Flights in and out of the metropolis have been suspended as a result of the winds, while some roads and libraries are shut down.
Simultaneously authorities in Canterbury have issued a state of emergency, to support recovery activities.
Work Stoppages Amid Severe Weather
These intense gusts on Thursday come as many of teachers, doctors and other public workers take part in what has been called a "mega strike", calling for improved salaries and workplace environments.
Yet the severe conditions has pressured them to alter various scheduled activities, with several external protests relocated inside or cancelled.
Comparable winds are affecting the neighboring country, ushering in a high-temperature event to the country's outback.
Agencies have issued burning restrictions for concern about bushfires.
