Intense winds attaining speeds of as high as 155km/h (96mph) have resulted in nearly 90,000 homes lacking electricity and led agencies to call off in excess of 100 aircraft departures, as reported by local media.
These gusts are impacting the complete southern region and southern sections of the North Island, according to the national weather agency.
Officials in New Zealand have announced infrequent severe gust advisories - the top caution category - in central regions encompassing Wellington and Canterbury.
Locals have been advised to remain inside, refrain from journeys, and get ready for more utility disruptions.
Broad Damage and Emergency Measures
The power cut appears to be affecting homes mainly in the southern region, though authorities report that power was being slowly brought back.
Domestic outlets have indicated that in certain areas structures have suffered roof damage, and trees and electricity poles have been brought down by the gusts.
Across Wellington, a individual was fatally injured after being struck by a wooden fragment at a popular trail walking spot on Tuesday.
Also in the capital, a female was pushed toward moving cars on a street by a strong gust of wind, in a moment that was recorded in a popular vehicle recording.
Flights to and from the city have been halted due to the weather, and various routes and public facilities are shut down.
At the same time authorities in Canterbury have declared a state of emergency, to facilitate emergency management operations.
Work Stoppages During Severe Conditions
These intense gusts on Thursday coincide with numerous of educators, medical professionals and government employees are engaged in what has been described as a "mega strike", requesting improved salaries and workplace environments.
However the intense climate has forced them to change certain arrangements, with several external protests relocated inside or abandoned.
Comparable winds are affecting the neighboring country, causing a heatwave to the country's outback.
Authorities have issued burning restrictions for concern about forest fires.