Powerful winds hitting velocities of up to 155km/h (96mph) have resulted in approximately 90,000 households experiencing outages and compelled authorities to cancel in excess of 100 air travel services, as reported by domestic outlets.
These gusts are influencing the complete southern region and lower areas of the northern region, per the weather forecasting body.
New Zealand authorities have released uncommon severe gust advisories - the highest alert level - in central regions including Canterbury and Wellington.
Locals have been encouraged to stay indoors, refrain from journeys, and make arrangements for additional electricity and network failures.
Extensive Destruction and Crisis Response
The power cut seems to be impacting households mostly in the South Island, though authorities report that energy was being gradually reinstated.
Local media have indicated that in various locations structures have suffered roof damage, and trees and electricity poles have been knocked down by the winds.
Within the capital, a man was lost his life after being impacted by a tree branch at a well-known hiking path on Tuesday.
Additionally in the city, a woman was blown onto oncoming traffic on a street by a powerful blast, in a incident that was captured in a popular vehicle recording.
Aircraft services in and out of the urban area have been cancelled because of the gusts, while certain highways and community centers are shut down.
Simultaneously Canterbury officials have announced a crisis declaration, to facilitate recovery activities.
Strike Action Alongside Extreme Weather
The wild winds on Thursday coincide with numerous of school staff, physicians and civil servants are engaged in what has been termed a "significant labor action", requesting improved salaries and workplace environments.
But the severe conditions has pressured them to alter various scheduled activities, with several external protests relocated inside or abandoned.
Like conditions are impacting the nearby nation, causing a period of extreme heat to the country's outback.
Agencies have declared fire bans for concern about bushfires.