Intense gusts hitting speeds of up to 155km/h (96mph) have left around 90,000 households lacking electricity and compelled agencies to call off more than 100 air travel services, according to domestic outlets.
The winds are affecting the entire southern region and lower areas of the North Island, as stated by the country's meteorological service.
Officials in New Zealand have issued infrequent high-level wind alerts - the most severe warning - in core zones such as Canterbury and Wellington.
People have been urged to remain inside, stay off roads, and prepare for further electricity and network failures.
Extensive Damage and Crisis Measures
The power cut is primarily influencing residences mainly in the South Island, while agencies report that energy was being restored progressively.
Domestic outlets have indicated that in some places structures have suffered roof damage, and trees and electricity poles have been toppled by the gusts.
In Wellington, a individual was killed after being struck by a falling limb at a well-known hiking path on Tuesday.
Also in the capital, a individual was pushed toward approaching vehicles on a thoroughfare by a intensive burst, in a event that was recorded in a viral dashcam video.
Flights to and from the urban area have been suspended as a result of the gusts, while various routes and public facilities are shut down.
Simultaneously Canterbury officials have announced a crisis declaration, to facilitate recovery activities.
Labor Protests During Harsh Conditions
These intense gusts on this day come as numerous of teachers, doctors and other public workers are engaged in what has been called a "significant labor action", requesting higher wages and enhanced employment terms.
But the extreme weather has pressured them to alter certain arrangements, with various open-air gatherings shifted to interior venues or cancelled.
Like conditions are also sweeping the nearby nation, bringing a heatwave to the nation's interior regions.
Authorities have declared burning restrictions for fear of wildfires.
