Powerful gales attaining velocities of as high as 155km/h (96mph) have left approximately 90,000 properties experiencing outages and forced agencies to halt in excess of 100 aircraft departures, as reported by domestic outlets.
The winds are impacting the entire South Island and southern sections of the northern region, according to the country's meteorological service.
Officials in New Zealand have released infrequent severe gust advisories - the most severe warning - in core zones including Canterbury and Wellington.
People have been advised to avoid going outside, refrain from journeys, and get ready for further power and communication outages.
Extensive Impact and Emergency Measures
The electricity loss is primarily influencing households mostly in the South Island, though authorities report that the electricity supply was being slowly brought back.
Regional news have reported that in some places structures have suffered roof damage, and trees and electricity poles have been brought down by the gusts.
Across Wellington, a person was lost his life after being hit by a tree branch at a popular trail walking spot on earlier this week.
Meanwhile in Wellington, a woman was swept into approaching vehicles on a thoroughfare by a intensive burst, in a incident that was captured in a viral dashcam video.
Flights entering and leaving the metropolis have been cancelled as a result of the gusts, while some roads and libraries are shut down.
At the same time authorities in Canterbury have announced a state of emergency, to support recovery activities.
Labor Protests Alongside Harsh Conditions
The powerful gales on today come as numerous of school staff, physicians and civil servants take part in what has been called a "mega strike", calling for higher wages and enhanced employment terms.
But the extreme weather has compelled them to alter various scheduled activities, with some outdoor rallies shifted to interior venues or cancelled.
Like conditions are also sweeping the nearby nation, causing a high-temperature event to the remote areas.
Authorities have issued fire bans for apprehension regarding bushfires.