Powerful winds attaining speeds of as high as 155km/h (96mph) have left approximately 90,000 households experiencing outages and forced agencies to call off over 100 air travel services, based on local media.
These gusts are affecting the whole South Island and southern parts of the North Island, as stated by the weather forecasting body.
New Zealand authorities have announced rare red wind warnings - the most severe warning - in key areas encompassing these major districts.
People have been urged to avoid going outside, avoid travel, and get ready for more utility disruptions.
Extensive Destruction and Emergency Measures
The electricity loss seems to be impacting households mainly in the southern region, although authorities say that energy was being gradually reinstated.
Domestic outlets have stated that in some places structures have suffered roof damage, whereas power lines and trees have been toppled by the gales.
Across Wellington, a person was lost his life after being impacted by a tree branch at a popular trail walking spot on earlier this week.
Meanwhile in Wellington, a woman was blown onto moving cars on a thoroughfare by a powerful blast, in a event that was filmed in a popular vehicle recording.
Air travel entering and leaving the metropolis have been cancelled as a result of the gusts, whereas some roads and libraries are not operating.
Simultaneously authorities in Canterbury have issued a crisis declaration, to facilitate emergency management operations.
Labor Protests During Harsh Conditions
The powerful gales on this day come as numerous of educators, medical professionals and government employees are engaged in what has been described as a "major walkout", requesting improved salaries and workplace environments.
However the severe conditions has compelled them to alter some of their plans, with various open-air gatherings relocated inside or abandoned.
Similar gusts are affecting the neighboring country, ushering in a high-temperature event to the remote areas.
Agencies have issued flame prohibitions for apprehension regarding bushfires.