Intense gusts reaching speeds of approximately 155km/h (96mph) have caused approximately 90,000 properties without power and led authorities to call off more than 100 aircraft departures, according to local media.
The winds are impacting the whole southern region and lower areas of the North Island, according to the country's meteorological service.
The nation's agencies have announced uncommon severe gust advisories - the most severe warning - in key areas including these major districts.
People have been advised to avoid going outside, avoid travel, and get ready for additional electricity and network failures.
Widespread Impact and Emergency Measures
The electricity loss appears to be affecting homes mostly in the southern region, though authorities report that energy was being restored progressively.
Domestic outlets have indicated that in various locations structures have suffered roof damage, and power lines and trees have been knocked down by the gales.
Within the capital, a man was killed after being impacted by a tree branch at a frequent walking route on Tuesday.
Additionally in the city, a woman was swept into approaching vehicles on a street by a strong gust of wind, in a event that was filmed in a popular vehicle recording.
Air travel to and from the urban area have been suspended as a result of the gusts, while certain highways and community centers are shut down.
Meanwhile authorities in Canterbury have issued a crisis declaration, to facilitate recovery activities.
Work Stoppages Alongside Extreme Weather
The wild winds on this day come as tens of thousands of educators, medical professionals and government employees take part in what has been described as a "major walkout", requesting higher wages and enhanced employment terms.
But the severe conditions has forced them to modify some of their plans, with some outdoor rallies shifted to interior venues or called off.
Like conditions are impacting Australia, bringing a period of extreme heat to the country's outback.
Authorities have issued flame prohibitions for concern about bushfires.
