Intense gusts hitting speeds of approximately 155km/h (96mph) have left around 90,000 homes lacking electricity and led agencies to cancel more than 100 air travel services, based on domestic outlets.
These gusts are affecting the entire southern region and southern sections of the North Island, as stated by the country's meteorological service.
Officials in New Zealand have announced rare severe gust advisories - the top caution category - in key areas encompassing Canterbury and Wellington.
Locals have been encouraged to avoid going outside, stay off roads, and make arrangements for additional electricity and network failures.
Broad Impact and Crisis Measures
This outage is primarily influencing households mostly in the southern region, though authorities state that power was being restored progressively.
Domestic outlets have stated that in some places roofs have been ripped off houses, whereas trees and electricity poles have been toppled by the gusts.
Across Wellington, a individual was killed after being hit by a falling limb at a well-known hiking path on Tuesday.
Additionally in the city, a woman was pushed toward approaching vehicles on a street by a strong gust of wind, in a moment that was recorded in a widely shared car camera footage.
Aircraft services in and out of the metropolis have been halted due to the weather, while various routes and public facilities are shut down.
Simultaneously authorities in Canterbury have declared a state of emergency, to support recovery activities.
Strike Action Amid Harsh Weather
The wild winds on today come as tens of thousands of school staff, physicians and civil servants take part in what has been called a "major walkout", calling for higher wages and enhanced employment terms.
But the intense climate has compelled them to alter certain arrangements, with various open-air gatherings shifted to interior venues or abandoned.
Like conditions are also sweeping Australia, ushering in a high-temperature event to the country's outback.
Agencies have issued fire bans for concern about bushfires.