Powerful gusts hitting velocities of as high as 155km/h (96mph) have caused around 90,000 properties lacking electricity and compelled agencies to call off over 100 aircraft departures, according to regional news sources.
These gusts are affecting the whole southern region and lower areas of the North Island, per the country's meteorological service.
The nation's agencies have announced uncommon red wind warnings - the top caution category - in core zones such as Wellington and Canterbury.
People have been encouraged to avoid going outside, stay off roads, and get ready for additional utility disruptions.
Extensive Impact and Emergency Measures
The electricity loss appears to be affecting households mostly in the South Island, while agencies say that energy was being gradually reinstated.
Regional news have reported that in certain areas structures have suffered roof damage, and utility poles and vegetation have been knocked down by the gales.
In Wellington, a person was killed after being impacted by a falling limb at a frequent walking route on Tuesday.
Also in the capital, a woman was blown onto oncoming traffic on a road by a powerful blast, in a moment that was captured in a widely shared car camera footage.
Air travel entering and leaving the urban area have been halted because of the winds, whereas various routes and public facilities are not operating.
Simultaneously authorities in Canterbury have issued a crisis declaration, to assist emergency management operations.
Work Stoppages Alongside Harsh Weather
The powerful gales on this day come as many of teachers, doctors and other public workers take part in what has been called a "major walkout", requesting improved salaries and workplace environments.
Yet the intense climate has compelled them to modify some of their plans, with several external protests shifted to interior venues or cancelled.
Comparable winds are impacting Australia, causing a period of extreme heat to the nation's interior regions.
Agencies have announced burning restrictions for apprehension regarding wildfires.