Powerful winds reaching speeds of approximately 155km/h (96mph) have left approximately 90,000 households without power and forced officials to call off in excess of 100 aircraft departures, according to regional news sources.
The winds are influencing the entire South Island and lower areas of the northern region, as stated by the country's meteorological service.
Officials in New Zealand have issued infrequent severe gust advisories - the most severe warning - in central regions including Wellington and Canterbury.
Residents have been urged to stay indoors, stay off roads, and make arrangements for further utility disruptions.
Extensive Destruction and Emergency Measures
This outage is primarily influencing residences mainly in the southern region, though agencies say that power was being restored progressively.
Domestic outlets have reported that in some places roofs have been ripped off houses, whereas utility poles and vegetation have been knocked down by the gales.
In Wellington, a individual was fatally injured after being impacted by a tree branch at a well-known hiking path on Tuesday.
Also in the capital, a female was pushed toward approaching vehicles on a thoroughfare by a powerful blast, in a moment that was captured in a popular vehicle recording.
Aircraft services to and from the metropolis have been cancelled due to the weather, whereas various routes and public facilities are not operating.
Simultaneously authorities in Canterbury have issued a crisis declaration, to assist emergency management operations.
Labor Protests Alongside Extreme Conditions
The wild winds on Thursday come as tens of thousands of teachers, doctors and other public workers take part in what has been termed a "mega strike", calling for better pay and working conditions.
But the severe conditions has forced them to change various scheduled activities, with various open-air gatherings moved indoors or called off.
Like conditions are affecting the neighboring country, bringing a high-temperature event to the nation's interior regions.
Agencies have announced burning restrictions for fear of wildfires.