Powerful gusts reaching speeds of as high as 155km/h (96mph) have left nearly 90,000 properties experiencing outages and compelled officials to halt more than 100 aircraft departures, based on domestic outlets.
The gales are affecting the complete southern region and lower areas of the North Island, according to the country's meteorological service.
Officials in New Zealand have issued rare red wind warnings - the highest alert level - in core zones such as Canterbury and Wellington.
Residents have been advised to avoid going outside, avoid travel, and prepare for more power and communication outages.
Extensive Damage and Emergency Response
The electricity loss is primarily influencing homes predominantly in the southern region, while agencies report that energy was being gradually reinstated.
Regional news have reported that in various locations roofs have been ripped off houses, and power lines and trees have been knocked down by the gales.
Across Wellington, a man was fatally injured after being struck by a wooden fragment at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a woman was pushed toward moving cars on a road by a strong gust of wind, in a incident that was captured in a popular vehicle recording.
Air travel to and from the metropolis have been cancelled due to the gusts, and various routes and public facilities are not operating.
Simultaneously local leaders have declared a crisis declaration, to facilitate recovery activities.
Labor Protests Amid Extreme 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 "significant labor action", calling for better pay and working conditions.
But the intense climate has pressured them to alter some of their plans, with some outdoor rallies shifted to interior venues or called off.
Like conditions are affecting Australia, causing a heatwave to the nation's interior regions.
Authorities have announced flame prohibitions for concern about bushfires.
