Intense gusts reaching velocities of up to 155km/h (96mph) have left nearly 90,000 properties without power and forced authorities to cancel in excess of 100 flights, according to local media.
The winds are affecting the complete southern region and southern parts of the North Island, according to the weather forecasting body.
Officials in New Zealand have released uncommon high-level wind alerts - the most severe warning - in central regions encompassing these major districts.
People have been advised to avoid going outside, refrain from journeys, and prepare for more electricity and network failures.
Broad Impact and Emergency Measures
The power cut is primarily influencing households mainly in the southern region, although officials state that power was being gradually reinstated.
Regional news have reported that in certain areas homes have lost their roofs, while power lines and trees have been toppled by the winds.
Across Wellington, a man was lost his life after being impacted by a wooden fragment at a frequent walking route on earlier this week.
Meanwhile in Wellington, a individual was swept into oncoming traffic on a thoroughfare by a strong gust of wind, in a event that was recorded in a widely shared car camera footage.
Flights to and from the city have been halted due to the weather, and various routes and public facilities are also closed.
At the same time authorities in Canterbury have declared a state of emergency, to assist recovery activities.
Work Stoppages During Harsh Conditions
The powerful gales on today come as numerous of teachers, doctors and other public workers take part in what has been termed a "major walkout", demanding improved salaries and workplace environments.
Yet the intense climate has pressured them to change some of their plans, with some outdoor rallies shifted to interior venues or cancelled.
Similar gusts are affecting Australia, ushering in a high-temperature event to the nation's interior regions.
Authorities have declared fire bans for apprehension regarding forest fires.
