Powerful gales attaining velocities of as high as 155km/h (96mph) have left approximately 90,000 households without power and led agencies to call off in excess of 100 aircraft departures, as reported by regional news sources.
The winds are affecting the complete southern region and southern sections of the northern region, according to the weather forecasting body.
New Zealand authorities have announced rare severe gust advisories - the most severe warning - in central regions such as Wellington and Canterbury.
People have been advised to avoid going outside, refrain from journeys, and get ready for additional electricity and network failures.
Widespread Destruction and Emergency Measures
This outage seems to be impacting households mostly in the South Island, although agencies state that energy was being gradually reinstated.
Domestic outlets have indicated that in some places roofs have been ripped off houses, while power lines and trees have been knocked down by the gusts.
In Wellington, a man was killed after being impacted by a wooden fragment at a popular trail walking spot on earlier this week.
Meanwhile in Wellington, a woman was pushed toward approaching vehicles on a thoroughfare by a strong gust of wind, in a event that was recorded in a widely shared car camera footage.
Flights to and from the city have been cancelled as a result of the weather, whereas some roads and libraries are also closed.
At the same time authorities in Canterbury have announced a state of emergency, to assist disaster response efforts.
Strike Action During Extreme Conditions
The wild winds on Thursday come as tens of thousands of teachers, doctors and other public workers are participating in what has been called a "major walkout", requesting improved salaries and workplace environments.
Yet the extreme weather has forced them to alter various scheduled activities, with some outdoor rallies moved indoors or cancelled.
Like conditions are impacting the nearby nation, causing a period of extreme heat to the remote areas.
Agencies have declared fire bans for apprehension regarding wildfires.
