Powerful gusts reaching velocities of as high as 155km/h (96mph) have left nearly 90,000 properties without power and led agencies to call off more than 100 aircraft departures, based on regional news sources.
These gusts are influencing the whole southern region and southern parts of the North Island, as stated by the weather forecasting body.
New Zealand authorities have announced rare red wind warnings - the top caution category - in core zones such as Wellington and Canterbury.
People have been urged to remain inside, refrain from journeys, and prepare for additional utility disruptions.
Extensive Impact and Emergency Response
The electricity loss appears to be affecting homes mostly in the southern region, although agencies say that the electricity supply was being restored progressively.
Domestic outlets have reported that in certain areas homes have lost their roofs, whereas power lines and trees have been knocked down by the gales.
Across Wellington, a individual was fatally injured after being struck by a tree branch at a frequent walking route on earlier this week.
Meanwhile in Wellington, a woman was pushed toward moving cars on a thoroughfare by a intensive burst, in a incident that was filmed in a widely shared car camera footage.
Air travel entering and leaving the city have been cancelled because of the weather, and some roads and libraries are not operating.
At the same time authorities in Canterbury have announced a emergency situation, to facilitate disaster response efforts.
Work Stoppages Alongside Severe Conditions
The powerful gales on Thursday come as many of educators, medical professionals and government employees are participating in what has been called a "significant labor action", requesting improved salaries and workplace environments.
But the extreme weather has pressured them to modify some of their plans, with some outdoor rallies moved indoors or cancelled.
Like conditions are affecting Australia, causing a high-temperature event to the remote areas.
Agencies have declared fire bans for concern about bushfires.