Intense gusts attaining speeds of approximately 155km/h (96mph) have left around 90,000 properties lacking electricity and led agencies to halt over 100 air travel services, as reported by domestic outlets.
The winds are affecting the entire southern region and southern sections of the northern region, as stated by the country's meteorological service.
The nation's agencies have released infrequent high-level wind alerts - the highest alert level - in core zones encompassing Canterbury and Wellington.
Locals have been encouraged to avoid going outside, stay off roads, and get ready for further electricity and network failures.
Widespread Destruction and Emergency Response
This outage appears to be affecting residences mostly in the South Island, though officials report that energy was being restored progressively.
Domestic outlets have indicated that in various locations structures have suffered roof damage, whereas utility poles and vegetation have been knocked down by the gusts.
In Wellington, a individual was fatally injured after being struck by a wooden fragment at a frequent walking route on earlier this week.
Also in the capital, a individual was swept into approaching vehicles on a street by a powerful blast, in a incident that was captured in a popular vehicle recording.
Aircraft services to and from the city have been halted as a result of the weather, and various routes and public facilities are also closed.
Meanwhile Canterbury officials have declared a crisis declaration, to facilitate disaster response efforts.
Strike Action During Extreme Conditions
These intense gusts on today coincide with tens of thousands of school staff, physicians and civil servants take part in what has been called a "significant labor action", calling for improved salaries and workplace environments.
However the intense climate has compelled them to modify various scheduled activities, with various open-air gatherings moved indoors or called off.
Like conditions are impacting Australia, ushering in a period of extreme heat to the remote areas.
Agencies have issued fire bans for fear of forest fires.