Powerful gusts hitting velocities of approximately 155km/h (96mph) have resulted in approximately 90,000 households lacking electricity and led officials to halt more than 100 aircraft departures, according to regional news sources.
The winds are impacting the entire South Island and southern parts of the northern region, per the weather forecasting body.
The nation's agencies have issued infrequent severe gust advisories - the most severe warning - in core zones including Wellington and Canterbury.
Locals have been urged to stay indoors, refrain from journeys, and get ready for further utility disruptions.
Widespread Destruction and Emergency Response
The electricity loss is primarily influencing homes mainly in the southern region, though authorities state that energy was being gradually reinstated.
Local media have reported that in some places structures have suffered roof damage, and utility poles and vegetation have been toppled by the gales.
Across Wellington, a man was killed after being impacted by a tree branch at a popular trail walking spot on earlier this week.
Meanwhile in Wellington, a female was pushed toward approaching vehicles on a street by a intensive burst, in a event that was recorded in a popular vehicle recording.
Air travel entering and leaving the city have been halted as a result of the weather, and some roads and libraries are shut down.
Simultaneously local leaders have issued a crisis declaration, to support disaster response efforts.
Work Stoppages Amid Extreme Conditions
The wild winds on this day come as many of teachers, doctors and other public workers are engaged in what has been termed a "major walkout", demanding higher wages and enhanced employment terms.
However the intense climate has compelled them to change some of their plans, with various open-air gatherings shifted to interior venues or abandoned.
Like conditions are also sweeping the neighboring country, ushering in a period of extreme heat to the country's outback.
Authorities have declared flame prohibitions for fear of bushfires.
