Powerful winds reaching velocities of as high as 155km/h (96mph) have resulted in around 90,000 households experiencing outages and forced authorities to call off more than 100 flights, according to regional news sources.
The gales are influencing the whole southern region and lower areas of the North Island, according to the weather forecasting body.
The nation's agencies have released rare red wind warnings - the most severe warning - in core zones such as Wellington and Canterbury.
Residents have been urged to stay indoors, refrain from journeys, and prepare for additional electricity and network failures.
Broad Impact and Crisis Response
This outage is primarily influencing households mainly in the southern region, while officials state that energy was being slowly brought back.
Domestic outlets have stated that in various locations structures have suffered roof damage, whereas utility poles and vegetation have been knocked down by the gusts.
Within the capital, a person was fatally injured after being struck by a falling limb at a popular trail walking spot on Tuesday.
Additionally in the city, a female was pushed toward moving cars on a thoroughfare by a intensive burst, in a event that was captured in a widely shared car camera footage.
Aircraft services to and from the urban area have been cancelled as a result of the winds, while certain highways and community centers are shut down.
Simultaneously local leaders have announced a crisis declaration, to assist disaster response efforts.
Work Stoppages During Severe Conditions
These intense gusts on Thursday occur while tens of thousands of school staff, physicians and civil servants take part in what has been described as a "mega strike", calling for better pay and working conditions.
Yet the severe conditions has compelled them to alter certain arrangements, with several external protests shifted to interior venues or abandoned.
Comparable winds are also sweeping the neighboring country, causing a period of extreme heat to the remote areas.
Agencies have issued flame prohibitions for fear of forest fires.
