Intense gales hitting speeds of up to 155km/h (96mph) have caused approximately 90,000 properties experiencing outages and compelled agencies to call off in excess of 100 air travel services, based on domestic outlets.
These gusts are affecting the complete South Island and southern parts of the northern region, according to the country's meteorological service.
Officials in New Zealand have released infrequent high-level wind alerts - the highest alert level - in key areas including Wellington and Canterbury.
Residents have been urged to stay indoors, stay off roads, and make arrangements for further electricity and network failures.
Widespread Impact and Emergency Measures
The electricity loss seems to be impacting households predominantly in the South Island, though agencies report that power was being gradually reinstated.
Domestic outlets have stated that in various locations structures have suffered roof damage, whereas utility poles and vegetation have been knocked down by the gales.
In Wellington, a person was lost his life after being impacted by a tree branch at a frequent walking route on Tuesday.
Additionally in the city, a individual was blown onto oncoming traffic on a road by a powerful blast, in a moment that was filmed in a widely shared car camera footage.
Air travel in and out of the metropolis have been cancelled due to the weather, while certain highways and community centers are not operating.
Meanwhile authorities in Canterbury have issued a emergency situation, to support emergency management operations.
Work Stoppages During Harsh Conditions
The powerful gales on Thursday occur while many of school staff, physicians and civil servants take part in what has been called a "significant labor action", demanding higher wages and enhanced employment terms.
Yet the extreme weather has forced them to alter certain arrangements, with some outdoor rallies moved indoors or abandoned.
Similar gusts are impacting Australia, ushering in a heatwave to the nation's interior regions.
Authorities have announced burning restrictions for concern about bushfires.
