Intense winds attaining speeds of as high as 155km/h (96mph) have resulted in around 90,000 households without power and led officials to cancel over 100 flights, based on domestic outlets.
These gusts are influencing the complete South Island and southern sections of the North Island, per the national weather agency.
Officials in New Zealand have issued infrequent high-level wind alerts - the highest alert level - in core zones such as Canterbury and Wellington.
People have been encouraged to avoid going outside, refrain from journeys, and prepare for further power and communication outages.
Broad Impact and Emergency Response
The electricity loss is primarily influencing residences mainly in the southern region, though authorities report that power was being slowly brought back.
Local media have stated that in various locations structures have suffered roof damage, whereas utility poles and vegetation have been brought down by the gales.
In Wellington, a person was killed after being impacted by a falling limb at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a woman was blown onto moving cars on a thoroughfare by a intensive burst, in a event that was recorded in a viral dashcam video.
Air travel to and from the metropolis have been halted because of the weather, whereas some roads and libraries are also closed.
At the same time authorities in Canterbury have declared a state of emergency, to support disaster response efforts.
Labor Protests During Harsh Conditions
These intense gusts on Thursday occur while numerous of school staff, physicians and civil servants are engaged in what has been called a "mega strike", demanding better pay and working conditions.
But the intense climate has pressured them to alter some of their plans, with several external protests shifted to interior venues or abandoned.
Similar gusts are impacting the nearby nation, ushering in a high-temperature event to the country's outback.
Authorities have issued fire bans for apprehension regarding bushfires.