Intense winds attaining velocities of as high as 155km/h (96mph) have caused around 90,000 properties without power and compelled officials to cancel more than 100 air travel services, based on domestic outlets.
These gusts are impacting the complete southern region and lower areas of the North Island, according to the country's meteorological service.
New Zealand authorities have announced rare severe gust advisories - the most severe warning - in key areas such as these major districts.
Locals have been urged to remain inside, stay off roads, and prepare for additional electricity and network failures.
Broad Destruction and Crisis Measures
The electricity loss is primarily influencing homes predominantly in the South Island, though authorities report that energy was being restored progressively.
Domestic outlets have reported that in some places roofs have been ripped off houses, while trees and electricity poles have been toppled by the gusts.
Across Wellington, a person was killed after being hit by a falling limb at a well-known hiking path on earlier this week.
Also in the capital, a individual was pushed toward moving cars on a street by a powerful blast, in a event that was captured in a popular vehicle recording.
Flights to and from the urban area have been halted as a result of the weather, and some roads and libraries are shut down.
Simultaneously local leaders have declared a state of emergency, to assist recovery activities.
Work Stoppages During Extreme Weather
The powerful gales on this day coincide with numerous of educators, medical professionals and government employees take part in what has been described as a "mega strike", requesting higher wages and enhanced employment terms.
Yet the severe conditions has compelled them to change some of their plans, with some outdoor rallies relocated inside or abandoned.
Similar gusts are also sweeping the nearby nation, causing a period of extreme heat to the nation's interior regions.
Agencies have issued fire bans for concern about wildfires.