Severe winds attaining velocities of approximately 155km/h (96mph) have resulted in approximately 90,000 households lacking electricity and forced authorities to halt more than 100 aircraft departures, based on local media.
These gusts are impacting the entire South Island and southern parts of the northern region, per the weather forecasting body.
New Zealand authorities have released rare severe gust advisories - the most severe warning - in core zones encompassing Wellington and Canterbury.
Residents have been urged to avoid going outside, stay off roads, and get ready for additional power and communication outages.
Broad Damage and Emergency Response
This outage appears to be affecting households mainly in the southern region, although agencies say that energy was being restored progressively.
Regional news have stated that in certain areas structures have suffered roof damage, and utility poles and vegetation have been brought down by the gusts.
In Wellington, a person was fatally injured after being impacted by a tree branch at a frequent walking route on earlier this week.
Also in the capital, a woman was blown onto approaching vehicles on a road by a intensive burst, in a incident that was recorded in a popular vehicle recording.
Aircraft services entering and leaving the metropolis have been halted because of the winds, whereas some roads and libraries are also closed.
At the same time authorities in Canterbury have announced a state of emergency, to assist disaster response efforts.
Strike Action Alongside Harsh Weather
These intense gusts on this day come as tens of thousands 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 intense climate has compelled them to alter some of their plans, with some outdoor rallies moved indoors or abandoned.
Like conditions are impacting the neighboring country, ushering in a high-temperature event to the nation's interior regions.
Authorities have declared flame prohibitions for apprehension regarding wildfires.