Severe gusts reaching velocities of approximately 155km/h (96mph) have caused nearly 90,000 households lacking electricity and forced officials to halt more than 100 flights, based on local media.
The gales are impacting the whole South Island and southern parts of the North Island, per the national weather agency.
Officials in New Zealand have issued rare severe gust advisories - the highest alert level - in central regions encompassing these major districts.
Residents have been advised to stay indoors, stay off roads, and make arrangements for further electricity and network failures.
Broad Destruction and Emergency Measures
The power cut is primarily influencing homes mostly in the southern region, though agencies state that the electricity supply was being gradually reinstated.
Regional news have indicated that in some places homes have lost their roofs, while utility poles and vegetation have been toppled by the winds.
In Wellington, a man was lost his life after being struck by a wooden fragment at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a individual was blown onto moving cars on a thoroughfare by a strong gust of wind, in a event that was captured in a popular vehicle recording.
Flights to and from the city have been suspended as a result of the gusts, and various routes and public facilities are shut down.
At the same time Canterbury officials have announced a emergency situation, to support recovery activities.
Strike Action During Severe Conditions
The wild winds on Thursday occur while numerous of educators, medical professionals and government employees take part in what has been called a "major walkout", calling for better pay and working conditions.
However the severe conditions has compelled them to alter certain arrangements, with some outdoor rallies moved indoors or abandoned.
Comparable winds are affecting the neighboring country, causing a high-temperature event to the remote areas.
Officials have declared flame prohibitions for concern about wildfires.
