Severe gales attaining velocities of approximately 155km/h (96mph) have resulted in around 90,000 homes lacking electricity and forced authorities to call off in excess of 100 aircraft departures, based on domestic outlets.
These gusts are impacting the whole South Island and southern parts of the North Island, per the weather forecasting body.
Officials in New Zealand have released infrequent red wind warnings - the top caution category - in core zones including Wellington and Canterbury.
Locals have been encouraged to avoid going outside, avoid travel, and prepare for additional utility disruptions.
Widespread Destruction and Emergency Measures
The electricity loss appears to be affecting households predominantly in the southern region, although agencies state that power was being restored progressively.
Local media have stated that in some places structures have suffered roof damage, and power lines and trees have been toppled by the winds.
In Wellington, a individual was fatally injured after being impacted by a falling limb at a frequent walking route on Tuesday.
Also in the capital, a individual was blown onto oncoming traffic on a thoroughfare by a strong gust of wind, in a event that was recorded in a widely shared car camera footage.
Aircraft services in and out of the city have been halted due to the winds, while various routes and public facilities are also closed.
Simultaneously authorities in Canterbury have announced a crisis declaration, to facilitate emergency management operations.
Strike Action During Severe Conditions
The wild winds on this day occur while many of teachers, doctors and other public workers take part in what has been termed a "mega strike", demanding higher wages and enhanced employment terms.
Yet the intense climate has compelled them to alter some of their plans, with some outdoor rallies moved indoors or called off.
Comparable winds are impacting the neighboring country, bringing a period of extreme heat to the country's outback.
Agencies have issued fire bans for concern about forest fires.