Severe gales attaining velocities of as high as 155km/h (96mph) have resulted in around 90,000 households without power and led agencies to call off in excess of 100 flights, based on local media.
These gusts are influencing the entire South Island and lower areas of the North Island, as stated by the national weather agency.
The nation's agencies have released uncommon red wind warnings - the most severe warning - in central regions including Wellington and Canterbury.
Locals have been advised to remain inside, stay off roads, and prepare for more power and communication outages.
Broad Damage and Crisis Measures
The power cut seems to be impacting homes mainly in the southern region, although agencies state that energy was being slowly brought back.
Local media have reported that in certain areas roofs have been ripped off houses, and power lines and trees have been brought down by the gales.
Within the capital, a person was fatally injured after being struck by a wooden fragment at a popular trail walking spot on Tuesday.
Meanwhile in Wellington, a woman was swept into approaching vehicles on a street by a intensive burst, in a event that was recorded in a popular vehicle recording.
Flights entering and leaving the city have been cancelled because of the weather, whereas certain highways and community centers are shut down.
At the same time authorities in Canterbury have issued a crisis declaration, to assist recovery activities.
Work Stoppages Alongside Extreme Weather
The powerful gales on this day occur while numerous of teachers, doctors and other public workers are engaged in what has been described as a "significant labor action", demanding higher wages and enhanced employment terms.
Yet the severe conditions has forced them to modify certain arrangements, with some outdoor rallies relocated inside or called off.
Comparable winds are also sweeping the nearby nation, causing a high-temperature event to the country's outback.
Agencies have declared fire bans for concern about bushfires.