Powerful gales hitting velocities of approximately 155km/h (96mph) have resulted in approximately 90,000 households lacking electricity and compelled authorities to call off over 100 aircraft departures, as reported by domestic outlets.
The gales are impacting the complete southern region and southern sections of the northern region, according to the weather forecasting body.
New Zealand authorities have issued infrequent severe gust advisories - the most severe warning - in key areas including these major districts.
Residents have been advised to stay indoors, avoid travel, and get ready for more power and communication outages.
Widespread Destruction and Crisis Response
This outage is primarily influencing homes mainly in the South Island, while authorities state that energy was being gradually reinstated.
Local media have reported that in various locations roofs have been ripped off houses, and power lines and trees have been brought down by the gusts.
Within the capital, a individual was killed after being struck by a wooden fragment at a popular trail walking spot on Tuesday.
Meanwhile in Wellington, a woman was blown onto moving cars on a street by a intensive burst, in a event that was captured in a viral dashcam video.
Flights entering and leaving the city have been cancelled due to the winds, while some roads and libraries are not operating.
At the same time local leaders have announced a state of emergency, to support emergency management operations.
Labor Protests During Harsh Conditions
The wild winds on today come as numerous of school staff, physicians and civil servants are engaged in what has been described as a "significant labor action", calling for better pay and working conditions.
Yet the severe conditions has forced them to alter certain arrangements, with some outdoor rallies moved indoors or abandoned.
Comparable winds are affecting Australia, ushering in a period of extreme heat to the country's outback.
Officials have issued fire bans for concern about bushfires.