Severe gales attaining speeds of up to 155km/h (96mph) have caused nearly 90,000 households lacking electricity and compelled agencies to halt in excess of 100 aircraft departures, according to regional news sources.
The winds are affecting the whole South Island and southern parts of the northern region, per the country's meteorological service.
Officials in New Zealand have announced rare severe gust advisories - the most severe warning - in central regions including Wellington and Canterbury.
Locals have been encouraged to stay indoors, stay off roads, and get ready for more electricity and network failures.
Broad Destruction and Emergency Measures
The power cut appears to be affecting households mainly in the South Island, though officials report that power was being slowly brought back.
Regional news have stated that in certain areas roofs have been ripped off houses, while utility poles and vegetation have been toppled by the winds.
Across Wellington, a man was lost his life after being impacted by a tree branch at a frequent walking route on Tuesday.
Also in the capital, a individual was blown onto approaching vehicles on a road by a strong gust of wind, in a event that was recorded in a popular vehicle recording.
Aircraft services entering and leaving the metropolis have been halted due to the gusts, whereas certain highways and community centers are shut down.
Meanwhile local leaders have announced a state of emergency, to assist recovery activities.
Strike Action Alongside Harsh Weather
The powerful gales on this day come as tens of thousands of educators, medical professionals and government employees take part in what has been termed a "mega strike", calling for higher wages and enhanced employment terms.
Yet the intense climate has forced them to alter various scheduled activities, with several external protests relocated inside or abandoned.
Like conditions are impacting Australia, bringing a high-temperature event to the nation's interior regions.
Agencies have issued burning restrictions for concern about forest fires.