Powerful winds hitting velocities of up to 155km/h (96mph) have resulted in nearly 90,000 homes experiencing outages and forced authorities to cancel over 100 flights, based on domestic outlets.
The winds are affecting the entire South Island and southern sections of the northern region, as stated by the national weather agency.
The nation's agencies have issued infrequent severe gust advisories - the top caution category - in key areas such as Canterbury and Wellington.
Locals have been advised to remain inside, stay off roads, and get ready for more utility disruptions.
Widespread Damage and Crisis Measures
The electricity loss seems to be impacting residences mostly in the southern region, although officials say that the electricity supply was being restored progressively.
Regional news have stated that in certain areas roofs have been ripped off houses, while power lines and trees have been toppled by the gusts.
Across Wellington, a individual was fatally injured after being struck by a wooden fragment at a frequent walking route on Tuesday.
Meanwhile in Wellington, a individual was swept into approaching vehicles on a thoroughfare by a intensive burst, in a moment that was captured in a viral dashcam video.
Aircraft services entering and leaving the urban area have been suspended due to the weather, while some roads and libraries are also closed.
Meanwhile Canterbury officials have declared a state of emergency, to facilitate emergency management operations.
Labor Protests Amid Extreme Weather
These intense gusts on today coincide with many of educators, medical professionals and government employees are participating in what has been described as a "major walkout", calling for higher wages and enhanced employment terms.
However the severe conditions has forced them to alter some of their plans, with various open-air gatherings relocated inside or called off.
Like conditions are impacting the nearby nation, causing a period of extreme heat to the remote areas.
Officials have declared flame prohibitions for fear of wildfires.