Intense gales hitting speeds of approximately 155km/h (96mph) have left nearly 90,000 homes lacking electricity and led authorities to cancel over 100 flights, according to domestic outlets.
These gusts are influencing the whole southern region and southern parts of the North Island, as stated by the country's meteorological service.
The nation's agencies have issued rare severe gust advisories - the most severe warning - in key areas including Wellington and Canterbury.
People have been encouraged to stay indoors, stay off roads, and make arrangements for more power and communication outages.
Broad Impact and Crisis Measures
This outage appears to be affecting homes mostly in the southern region, although agencies state that energy was being gradually reinstated.
Domestic outlets have indicated that in certain areas roofs have been ripped off houses, and power lines and trees have been knocked down by the gales.
Within the capital, a individual was fatally injured after being impacted by a wooden fragment at a popular trail walking spot on Tuesday.
Additionally in the city, a woman was blown onto approaching vehicles on a thoroughfare by a strong gust of wind, in a event that was recorded in a viral dashcam video.
Aircraft services to and from the city have been cancelled because of the weather, while various routes and public facilities are not operating.
Meanwhile local leaders have declared a crisis declaration, to assist emergency management operations.
Strike Action During Severe Weather
These intense gusts on this day coincide with many of teachers, doctors and other public workers take part in what has been termed a "mega strike", calling for higher wages and enhanced employment terms.
Yet the extreme weather has pressured them to change certain arrangements, with several external protests moved indoors or cancelled.
Similar gusts are impacting the neighboring country, causing a period of extreme heat to the nation's interior regions.
Agencies have declared burning restrictions for fear of forest fires.
