Intense gales attaining speeds of up to 155km/h (96mph) have caused approximately 90,000 homes without power and forced agencies to cancel over 100 air travel services, according to regional news sources.
The winds are influencing the complete South Island and lower areas of the North Island, as stated by the weather forecasting body.
Officials in New Zealand have released infrequent severe gust advisories - the most severe warning - in core zones including Wellington and Canterbury.
Residents have been advised to stay indoors, avoid travel, and get ready for further power and communication outages.
Broad Destruction and Crisis Response
This outage appears to be affecting residences mostly in the South Island, while officials state that energy was being slowly brought back.
Local media have indicated that in various locations homes have lost their roofs, and utility poles and vegetation have been toppled by the winds.
Across Wellington, a person was lost his life after being impacted by a falling limb at a well-known hiking path on Tuesday.
Also in the capital, a female was swept into oncoming traffic on a street by a powerful blast, in a moment that was recorded in a viral dashcam video.
Aircraft services entering and leaving the metropolis have been cancelled due to the gusts, whereas various routes and public facilities are not operating.
Meanwhile authorities in Canterbury have declared a state of emergency, to assist emergency management operations.
Work Stoppages Alongside Severe Conditions
The powerful gales on Thursday occur while many of educators, medical professionals and government employees take part in what has been called a "mega strike", calling for improved salaries and workplace environments.
Yet the severe conditions has forced them to alter various scheduled activities, with some outdoor rallies relocated inside or called off.
Comparable winds are also sweeping the nearby nation, bringing a high-temperature event to the remote areas.
Agencies have declared burning restrictions for fear of bushfires.
