Powerful gusts hitting speeds of approximately 155km/h (96mph) have resulted in nearly 90,000 homes lacking electricity and led authorities to call off in excess of 100 flights, according to domestic outlets.
The gales are influencing the whole southern region and southern sections of the North Island, as stated by the national weather agency.
The nation's agencies have announced rare severe gust advisories - the top caution category - in core zones encompassing these major districts.
Locals have been encouraged to avoid going outside, avoid travel, and make arrangements for further power and communication outages.
Extensive Impact and Crisis Measures
The electricity loss seems to be impacting residences mainly in the South Island, although officials report that power was being gradually reinstated.
Regional news have indicated that in certain areas homes have lost their roofs, whereas utility poles and vegetation have been toppled by the winds.
Across Wellington, a individual was fatally injured after being struck by a falling limb at a popular trail walking spot on earlier this week.
Additionally in the city, a individual was blown onto moving cars on a street by a strong gust of wind, in a incident that was filmed in a viral dashcam video.
Flights to and from the metropolis have been halted due to the gusts, and some roads and libraries are not operating.
At the same time authorities in Canterbury have issued a crisis declaration, to support emergency management operations.
Labor Protests Amid Harsh Conditions
The wild winds on today occur while tens of thousands of educators, medical professionals and government employees are participating in what has been termed a "major walkout", requesting improved salaries and workplace environments.
But the extreme weather has forced them to modify some of their plans, with some outdoor rallies moved indoors or called off.
Comparable winds are impacting Australia, bringing a period of extreme heat to the country's outback.
Authorities have declared flame prohibitions for fear of forest fires.