Intense winds hitting speeds of as high as 155km/h (96mph) have resulted in approximately 90,000 households lacking electricity and compelled agencies to halt in excess of 100 air travel services, according to domestic outlets.
The gales are influencing the complete South Island and southern parts of the northern region, per the national weather agency.
Officials in New Zealand have released uncommon high-level wind alerts - the highest alert level - in core zones including these major districts.
Residents have been advised to avoid going outside, refrain from journeys, and get ready for further power and communication outages.
The power cut is primarily influencing homes mostly in the South Island, though agencies report that power was being restored progressively.
Domestic outlets have stated that in certain areas homes have lost their roofs, and utility poles and vegetation have been knocked down by the winds.
Within the capital, a individual was fatally injured after being struck by a falling limb at a popular trail walking spot on Tuesday.
Additionally in the city, a female was pushed toward approaching vehicles on a thoroughfare by a strong gust of wind, in a moment that was captured in a widely shared car camera footage.
Flights to and from the metropolis have been halted due to the winds, while various routes and public facilities are also closed.
Meanwhile Canterbury officials have issued a state of emergency, to assist recovery activities.
The wild winds on today coincide with tens of thousands of educators, medical professionals and government employees take part in what has been termed a "mega strike", calling for higher wages and enhanced employment terms.
Yet the intense climate has compelled them to alter various scheduled activities, with some outdoor rallies relocated inside or abandoned.
Similar gusts are affecting the nearby nation, bringing a high-temperature event to the remote areas.
Officials have announced fire bans for fear of forest fires.
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