Severe winds attaining speeds of approximately 155km/h (96mph) have resulted in approximately 90,000 homes lacking electricity and compelled authorities to cancel over 100 air travel services, based on local media.
The winds are impacting the entire South Island and southern sections of the North Island, per the national weather agency.
Officials in New Zealand have issued uncommon severe gust advisories - the most severe warning - in core zones such as Canterbury and Wellington.
People have been advised to remain inside, stay off roads, and make arrangements for further utility disruptions.
Extensive Damage and Crisis Response
The electricity loss appears to be affecting homes mainly in the South Island, though authorities say that power was being gradually reinstated.
Local media have indicated that in certain areas structures have suffered roof damage, while trees and electricity poles have been brought down by the winds.
Across Wellington, a individual was killed after being hit by a tree branch at a well-known hiking path on Tuesday.
Additionally in the city, a female was blown onto oncoming traffic on a street by a powerful blast, in a moment that was filmed in a popular vehicle recording.
Air travel in and out of the metropolis have been cancelled due to the gusts, while various routes and public facilities are shut down.
Simultaneously local leaders have issued a emergency situation, to assist emergency management operations.
Work Stoppages Alongside Harsh Weather
The wild winds on today come as tens of thousands of educators, medical professionals and government employees are engaged in what has been termed a "mega strike", demanding improved salaries and workplace environments.
However the extreme weather has compelled them to change various scheduled activities, with some outdoor rallies moved indoors or abandoned.
Similar gusts are impacting the nearby nation, bringing a period of extreme heat to the nation's interior regions.
Authorities have declared burning restrictions for fear of bushfires.