Powerful winds attaining velocities of approximately 155km/h (96mph) have left approximately 90,000 households experiencing outages and forced authorities to cancel over 100 aircraft departures, according to local media.
The gales are impacting the whole southern region and southern sections of the North Island, according to the country's meteorological service.
The nation's agencies have issued infrequent severe gust advisories - the highest alert level - in core zones encompassing Canterbury and Wellington.
People have been encouraged to stay indoors, avoid travel, and get ready for additional electricity and network failures.
Broad Destruction and Crisis Response
The power cut appears to be affecting residences mainly in the South Island, while agencies report that power was being slowly brought back.
Regional news have stated 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 person was fatally injured after being hit by a wooden fragment at a well-known hiking path on earlier this week.
Additionally in the city, a female was pushed toward moving cars on a road by a strong gust of wind, in a incident that was recorded in a popular vehicle recording.
Aircraft services to and from the urban area have been cancelled as a result of the gusts, and some roads and libraries are not operating.
At the same time local leaders have announced a emergency situation, to facilitate recovery activities.
Labor Protests During Extreme Conditions
The wild winds on Thursday coincide with many of school staff, physicians and civil servants are participating in what has been termed a "major walkout", calling for better pay and working conditions.
Yet the extreme weather has compelled them to change certain arrangements, with several external protests relocated inside or cancelled.
Similar gusts are also sweeping the nearby nation, bringing a heatwave to the remote areas.
Authorities have announced fire bans for concern about wildfires.