Powerful gales attaining speeds of as high as 155km/h (96mph) have caused around 90,000 properties lacking electricity and forced agencies to call off in excess of 100 aircraft departures, according to regional news sources.
The gales are affecting the complete South Island and southern parts of the North Island, per the weather forecasting body.
New Zealand authorities have released infrequent high-level wind alerts - the top caution category - in key areas such as these major districts.
Locals have been urged to remain inside, stay off roads, and make arrangements for additional utility disruptions.
Extensive Destruction and Crisis Measures
The electricity loss is primarily influencing homes mainly in the South Island, though officials state that energy was being gradually reinstated.
Local media have stated that in various locations homes have lost their roofs, and trees and electricity poles have been brought down by the gusts.
Across Wellington, a man was fatally injured after being struck by a falling limb at a frequent walking route on Tuesday.
Meanwhile in Wellington, a woman was swept into approaching vehicles on a road by a strong gust of wind, in a event that was recorded in a popular vehicle recording.
Flights in and out of the city have been suspended as a result of the winds, while various routes and public facilities are shut down.
At the same time authorities in Canterbury have announced a emergency situation, to support disaster response efforts.
Labor Protests Amid Harsh Conditions
The powerful gales on this day occur while numerous of teachers, doctors and other public workers are participating in what has been termed a "major walkout", demanding improved salaries and workplace environments.
However the extreme weather has pressured them to change some of their plans, with various open-air gatherings moved indoors or called off.
Comparable winds are also sweeping the nearby nation, ushering in a heatwave to the remote areas.
Officials have issued flame prohibitions for apprehension regarding wildfires.
