Powerful winds reaching speeds of approximately 155km/h (96mph) have left around 90,000 homes without power and led authorities to cancel over 100 aircraft departures, as reported by local media.
These gusts are affecting the complete southern region and lower areas of the North Island, per the weather forecasting body.
The nation's agencies have announced rare severe gust advisories - the highest alert level - in central regions encompassing Wellington and Canterbury.
Residents have been encouraged to avoid going outside, avoid travel, and get ready for additional electricity and network failures.
Widespread Damage and Crisis Measures
The power cut is primarily influencing households predominantly in the southern region, although authorities say that the electricity supply was being gradually reinstated.
Regional news have indicated that in some places structures have suffered roof damage, whereas trees and electricity poles have been knocked down by the gales.
In Wellington, a man was fatally injured after being struck by a falling limb at a popular trail walking spot on Tuesday.
Meanwhile in Wellington, a female was pushed toward moving cars on a road by a powerful blast, in a event that was filmed in a widely shared car camera footage.
Flights to and from the metropolis have been halted due to the gusts, whereas some roads and libraries are shut down.
Meanwhile local leaders have issued a state of emergency, to facilitate disaster response efforts.
Labor Protests During Extreme Conditions
The powerful gales on this day coincide with many of educators, medical professionals and government employees take part in what has been called a "major walkout", demanding improved salaries and workplace environments.
However the extreme weather has compelled them to modify certain arrangements, with various open-air gatherings relocated inside or called off.
Similar gusts are impacting Australia, causing a high-temperature event to the remote areas.
Agencies have issued fire bans for concern about wildfires.
