Powerful gales reaching speeds of up to 155km/h (96mph) have caused around 90,000 homes lacking electricity and forced agencies to call off more than 100 air travel services, according to local media.
These gusts are affecting the entire South Island and southern sections of the northern region, per the country's meteorological service.
The nation's agencies have announced infrequent high-level wind alerts - the most severe warning - in central regions encompassing Wellington and Canterbury.
Locals have been encouraged to avoid going outside, avoid travel, and prepare for further power and communication outages.
The electricity loss is primarily influencing households mainly in the South Island, while officials report that power was being gradually reinstated.
Local media have indicated that in some places homes have lost their roofs, and utility poles and vegetation have been toppled by the gusts.
In Wellington, a individual was fatally injured after being impacted by a wooden fragment at a frequent walking route on earlier this week.
Meanwhile in Wellington, a female was pushed toward approaching vehicles on a street by a strong gust of wind, in a incident that was filmed in a popular vehicle recording.
Flights entering and leaving the city have been suspended because of the gusts, while certain highways and community centers are shut down.
Meanwhile Canterbury officials have issued a state of emergency, to assist recovery activities.
The powerful gales on this day occur while many of educators, medical professionals and government employees take part in what has been termed a "significant labor action", requesting better pay and working conditions.
But the severe conditions has compelled them to modify some of their plans, with various open-air gatherings shifted to interior venues or cancelled.
Similar gusts are impacting Australia, ushering in a period of extreme heat to the country's outback.
Agencies have announced burning restrictions for concern about bushfires.
Elara is a tech journalist with a decade of experience covering software development and digital innovation trends.