Powerful gusts attaining speeds of as high as 155km/h (96mph) have caused around 90,000 households experiencing outages and compelled authorities to call off over 100 flights, as reported by local media.
These gusts are impacting the whole South Island and southern sections of the northern region, as stated by the country's meteorological service.
The nation's agencies have released uncommon severe gust advisories - the highest alert level - in key areas such as Wellington and Canterbury.
Residents have been encouraged to remain inside, stay off roads, and prepare for further utility disruptions.
Extensive Destruction and Crisis Measures
The electricity loss is primarily influencing households mostly in the southern region, while authorities report that power was being gradually reinstated.
Regional news have reported that in some places homes have lost their roofs, whereas power lines and trees have been brought down by the gales.
Across Wellington, a man was killed after being struck by a falling limb at a frequent walking route on Tuesday.
Additionally in the city, a woman was swept into approaching vehicles on a thoroughfare by a intensive burst, in a event that was captured in a viral dashcam video.
Flights entering and leaving the city have been cancelled because of the weather, whereas some roads and libraries are shut down.
Simultaneously authorities in Canterbury have declared a emergency situation, to support recovery activities.
Strike Action During Severe Conditions
The powerful gales on this day coincide with tens of thousands of school staff, physicians and civil servants take part in what has been called a "major walkout", demanding improved salaries and workplace environments.
Yet the intense climate has compelled them to alter various scheduled activities, with some outdoor rallies shifted to interior venues or cancelled.
Similar gusts are also sweeping the nearby nation, ushering in a high-temperature event to the nation's interior regions.
Authorities have issued burning restrictions for apprehension regarding wildfires.