Intense gusts attaining speeds of up to 155km/h (96mph) have left around 90,000 properties experiencing outages and led agencies to halt over 100 flights, based on regional news sources.
The gales are influencing the entire South Island and southern sections of the northern region, per the country's meteorological service.
Officials in New Zealand have announced infrequent red wind warnings - the top caution category - in central regions encompassing these major districts.
Locals have been encouraged to stay indoors, avoid travel, and prepare for additional electricity and network failures.
Broad Destruction and Crisis Response
This outage is primarily influencing homes mainly in the southern region, although agencies say that energy was being gradually reinstated.
Domestic outlets have stated that in various locations structures have suffered roof damage, while power lines and trees have been knocked down by the gales.
Across Wellington, a person was lost his life after being hit by a wooden fragment at a frequent walking route on earlier this week.
Meanwhile in Wellington, a woman was pushed toward approaching vehicles on a road by a powerful blast, in a moment that was captured in a viral dashcam video.
Air travel entering and leaving the city have been suspended as a result of the winds, while various routes and public facilities are shut down.
At the same time local leaders have announced a emergency situation, to assist recovery activities.
Labor Protests Alongside Harsh Weather
The powerful gales on this day coincide with tens of thousands of school staff, physicians and civil servants take part in what has been described as a "major walkout", calling for higher wages and enhanced employment terms.
But the intense climate has compelled them to change some of their plans, with several external protests moved indoors or abandoned.
Comparable winds are affecting Australia, causing a heatwave to the country's outback.
Officials have issued burning restrictions for apprehension regarding bushfires.