Powerful winds reaching speeds of up to 155km/h (96mph) have caused around 90,000 households without power and compelled agencies to halt over 100 aircraft departures, as reported by regional news sources.
The gales are impacting the whole southern region and lower areas of the North Island, per the national weather agency.
Officials in New Zealand have announced infrequent high-level wind alerts - the top caution category - in central regions including these major districts.
Residents have been encouraged to stay indoors, stay off roads, and get ready for more electricity and network failures.
Widespread Destruction and Emergency Measures
The electricity loss appears to be affecting homes mostly in the South Island, although agencies state that power was being slowly brought back.
Local media have reported that in various locations structures have suffered roof damage, whereas utility poles and vegetation have been knocked down by the gusts.
In Wellington, a individual was fatally injured after being impacted by a tree branch at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a woman was blown onto moving cars on a street by a strong gust of wind, in a moment that was recorded in a popular vehicle recording.
Air travel entering and leaving the metropolis have been cancelled because of the winds, while some roads and libraries are also closed.
At the same time Canterbury officials have announced a state of emergency, to support recovery activities.
Labor Protests During Harsh Conditions
These intense gusts on today occur while many of educators, medical professionals and government employees take part in what has been described as a "significant labor action", requesting better pay and working conditions.
But the severe conditions has compelled them to alter certain arrangements, with several external protests shifted to interior venues or cancelled.
Comparable winds are affecting Australia, causing a high-temperature event to the remote areas.
Officials have issued burning restrictions for apprehension regarding bushfires.