Intense winds hitting velocities of approximately 155km/h (96mph) have left approximately 90,000 properties experiencing outages and forced officials to halt in excess of 100 aircraft departures, as reported by regional news sources.
The gales are affecting the whole South Island and southern sections of the North Island, per the national weather agency.
Officials in New Zealand have announced infrequent high-level wind alerts - the highest alert level - in key areas such as Wellington and Canterbury.
Locals have been urged to stay indoors, refrain from journeys, and get ready for additional electricity and network failures.
Widespread Damage and Emergency Response
This outage seems to be impacting residences mostly in the southern region, though officials report that energy was being gradually reinstated.
Domestic outlets have stated that in certain areas homes have lost their roofs, and power lines and trees have been brought down by the gales.
Across Wellington, a individual was killed after being hit by a falling limb at a frequent walking route on earlier this week.
Additionally in the city, a individual was swept into approaching vehicles on a thoroughfare by a strong gust of wind, in a moment that was captured in a popular vehicle recording.
Aircraft services in and out of the metropolis have been halted because of the gusts, and certain highways and community centers are shut down.
Simultaneously Canterbury officials have declared a state of emergency, to support recovery activities.
Strike Action Alongside Severe Weather
The wild winds on Thursday coincide with tens of thousands of educators, medical professionals and government employees are engaged in what has been called a "major walkout", requesting improved salaries and workplace environments.
However the severe conditions has forced them to modify certain arrangements, with various open-air gatherings relocated inside or called off.
Similar gusts are impacting Australia, ushering in a period of extreme heat to the remote areas.
Officials have issued flame prohibitions for concern about forest fires.