Intense winds hitting velocities of as high as 155km/h (96mph) have caused nearly 90,000 properties lacking electricity and compelled authorities to halt over 100 aircraft departures, as reported by regional news sources.
The gales are influencing the whole southern region and lower areas of the North Island, according to the national weather agency.
Officials in New Zealand have announced rare severe gust advisories - the highest alert level - in central regions encompassing these major districts.
Residents have been urged to remain inside, refrain from journeys, and prepare for more electricity and network failures.
Extensive Impact and Emergency Measures
This outage is primarily influencing residences mostly in the southern region, while agencies state that power was being gradually reinstated.
Local media have indicated that in various locations homes have lost their roofs, whereas power lines and trees have been toppled by the gales.
In Wellington, a man was lost his life after being hit by a wooden fragment at a well-known hiking path on earlier this week.
Meanwhile in Wellington, a individual was swept into oncoming traffic on a street by a intensive burst, in a event that was captured in a widely shared car camera footage.
Flights in and out of the metropolis have been suspended because of the gusts, and various routes and public facilities are shut down.
At the same time local leaders have declared a crisis declaration, to facilitate emergency management operations.
Strike Action Amid Harsh Conditions
The wild winds on Thursday come as many of school staff, physicians and civil servants are engaged in what has been described as a "major walkout", calling for improved salaries and workplace environments.
Yet the intense climate has pressured them to change various scheduled activities, with several external protests shifted to interior venues or abandoned.
Comparable winds are also sweeping the nearby nation, ushering in a heatwave to the country's outback.
Authorities have declared flame prohibitions for fear of wildfires.
