Intense gales hitting speeds of up to 155km/h (96mph) have left approximately 90,000 properties experiencing outages and led agencies to cancel more than 100 air travel services, according to regional news sources.
The winds are influencing the entire southern region and southern sections of the northern region, per the country's meteorological service.
New Zealand authorities have released infrequent red wind warnings - the highest alert level - in core zones such as Wellington and Canterbury.
People have been advised to remain inside, refrain from journeys, and get ready for more power and communication outages.
Widespread Impact and Emergency Measures
The power cut is primarily influencing homes predominantly in the southern region, though authorities say that energy was being slowly brought back.
Local media have stated that in some places homes have lost their roofs, while power lines and trees have been brought down by the gusts.
In Wellington, a individual was lost his life after being impacted by a wooden fragment at a frequent walking route on earlier this week.
Additionally in the city, a woman was pushed toward moving cars on a road by a powerful blast, in a moment that was captured in a viral dashcam video.
Flights entering and leaving the urban area have been halted as a result of the winds, whereas various routes and public facilities are also closed.
Simultaneously Canterbury officials have declared a emergency situation, to support disaster response efforts.
Work Stoppages Amid Extreme Conditions
The wild winds on today coincide with tens of thousands of educators, medical professionals and government employees are engaged in what has been described as a "major walkout", demanding improved salaries and workplace environments.
However the severe conditions has forced them to change certain arrangements, with some outdoor rallies shifted to interior venues or abandoned.
Like conditions are impacting Australia, causing a period of extreme heat to the country's outback.
Authorities have declared burning restrictions for fear of wildfires.