Intense gales hitting velocities of up to 155km/h (96mph) have left around 90,000 properties without power and led officials to halt over 100 air travel services, according to domestic outlets.
The winds are affecting the complete South Island and southern sections of the northern region, per the country's meteorological service.
Officials in New Zealand have issued uncommon severe gust advisories - the top caution category - in key areas such as these major districts.
Locals have been encouraged to remain inside, stay off roads, and prepare for more utility disruptions.
Broad Destruction and Crisis Measures
This outage appears to be affecting residences mainly in the southern region, while authorities state that energy was being gradually reinstated.
Domestic outlets have indicated that in some places homes have lost their roofs, while power lines and trees have been brought down by the gales.
Across Wellington, a man was killed after being struck by a wooden fragment at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a individual was pushed toward approaching vehicles on a road by a powerful blast, in a incident that was captured in a viral dashcam video.
Air travel entering and leaving the metropolis have been halted as a result of the gusts, whereas certain highways and community centers are also closed.
At the same time authorities in Canterbury have issued a crisis declaration, to support emergency management operations.
Labor Protests Amid Harsh Conditions
The powerful gales on this day coincide with numerous of teachers, doctors and other public workers are participating in what has been described as a "mega strike", requesting higher wages and enhanced employment terms.
However the intense climate has forced them to alter various scheduled activities, with several external protests relocated inside or abandoned.
Like conditions are affecting Australia, bringing a period of extreme heat to the country's outback.
Agencies have announced flame prohibitions for concern about bushfires.
