Severe gusts attaining speeds of as high as 155km/h (96mph) have left approximately 90,000 households experiencing outages and compelled officials to call off over 100 flights, according to local media.
The gales are affecting the entire South Island and lower areas of the northern region, per the weather forecasting body.
The nation's agencies have released uncommon high-level wind alerts - the most severe warning - in central regions including Wellington and Canterbury.
Locals have been encouraged to remain inside, stay off roads, and prepare for further utility disruptions.
Extensive Impact and Emergency Response
The power cut is primarily influencing residences mainly in the southern region, though officials state that power was being gradually reinstated.
Regional news have indicated that in certain areas homes have lost their roofs, while trees and electricity poles have been toppled by the gusts.
Across Wellington, a man was fatally injured after being impacted by a tree branch at a frequent walking route on earlier this week.
Additionally in the city, a individual was pushed toward oncoming traffic on a road by a intensive burst, in a event that was filmed in a widely shared car camera footage.
Aircraft services in and out of the urban area have been suspended due to the winds, and various routes and public facilities are also closed.
Simultaneously authorities in Canterbury have declared a emergency situation, to assist disaster response efforts.
Work Stoppages Alongside Extreme Weather
The wild winds on this day coincide with tens of thousands of school staff, physicians and civil servants are engaged in what has been termed a "significant labor action", calling for improved salaries and workplace environments.
But the extreme weather has forced them to modify certain arrangements, with some outdoor rallies shifted to interior venues or called off.
Like conditions are impacting the nearby nation, causing a high-temperature event to the nation's interior regions.
Officials have announced burning restrictions for fear of forest fires.
