Intense winds attaining velocities of as high as 155km/h (96mph) have caused nearly 90,000 properties lacking electricity and compelled officials to halt over 100 aircraft departures, based on local media.
The gales are impacting the entire southern region and southern parts of the northern region, per the country's meteorological service.
Officials in New Zealand have issued infrequent high-level wind alerts - the highest alert level - in core zones including Canterbury and Wellington.
Locals have been encouraged to avoid going outside, stay off roads, and get ready for further power and communication outages.
Widespread Damage and Crisis Response
The power cut appears to be affecting residences predominantly in the South Island, while officials report that energy was being restored progressively.
Local media have indicated that in certain areas roofs have been ripped off houses, and power lines and trees have been toppled by the gales.
Within the capital, a person was lost his life after being hit by a wooden fragment at a well-known hiking path on earlier this week.
Also in the capital, a individual was pushed toward moving cars on a street by a powerful blast, in a moment that was filmed in a viral dashcam video.
Aircraft services in and out of the city have been cancelled due to the weather, while various routes and public facilities are also closed.
Simultaneously local leaders have announced a crisis declaration, to assist disaster response efforts.
Work Stoppages Alongside Severe Conditions
The wild winds on this day come as many of teachers, doctors and other public workers are engaged in what has been termed a "mega strike", requesting higher wages and enhanced employment terms.
However the intense climate has forced them to change various scheduled activities, with some outdoor rallies moved indoors or abandoned.
Comparable winds are affecting the neighboring country, bringing a period of extreme heat to the nation's interior regions.
Officials have announced burning restrictions for apprehension regarding bushfires.