Intense winds attaining speeds of as high as 155km/h (96mph) have resulted in approximately 90,000 homes lacking electricity and compelled authorities to cancel over 100 air travel services, according to regional news sources.
The gales are influencing the whole South Island and lower areas of the North Island, according to the national weather agency.
New Zealand authorities have announced infrequent severe gust advisories - the highest alert level - in central regions such as these major districts.
Residents have been urged to avoid going outside, refrain from journeys, and make arrangements for further utility disruptions.
Broad Destruction and Emergency Measures
The electricity loss appears to be affecting homes mostly in the South Island, though authorities report that power was being gradually reinstated.
Domestic outlets have indicated that in various locations structures have suffered roof damage, while utility poles and vegetation have been toppled by the gales.
In Wellington, a man was lost his life after being struck by a tree branch at a popular trail walking spot on Tuesday.
Also in the capital, a individual was swept into oncoming traffic on a street by a strong gust of wind, in a moment that was filmed in a popular vehicle recording.
Flights to and from the urban area have been halted as a result of the weather, whereas various routes and public facilities are also closed.
Simultaneously Canterbury officials have issued a crisis declaration, to assist emergency management operations.
Strike Action Amid Extreme Weather
The powerful gales on Thursday occur while many of teachers, doctors and other public workers are engaged in what has been termed a "significant labor action", calling for higher wages and enhanced employment terms.
But the severe conditions has forced them to alter various scheduled activities, with various open-air gatherings moved indoors or cancelled.
Like conditions are also sweeping the neighboring country, causing a heatwave to the nation's interior regions.
Officials have issued flame prohibitions for apprehension regarding forest fires.
