Powerful gales attaining speeds of approximately 155km/h (96mph) have caused nearly 90,000 properties experiencing outages and led authorities to halt in excess of 100 air travel services, based on local media.
The gales are influencing the complete southern region and lower areas of the northern region, per the country's meteorological service.
The nation's agencies have issued rare high-level wind alerts - the highest alert level - in central regions encompassing these major districts.
People have been encouraged to stay indoors, refrain from journeys, and prepare for more utility disruptions.
Widespread Destruction and Crisis Response
The power cut appears to be affecting residences predominantly in the South Island, while officials say that the electricity supply was being restored progressively.
Regional news have stated that in certain areas homes have lost their roofs, and utility poles and vegetation have been knocked down by the winds.
Across Wellington, a person was killed after being impacted by a wooden fragment at a frequent walking route on earlier this week.
Also in the capital, a individual was swept into oncoming traffic on a street by a intensive burst, in a moment that was recorded in a popular vehicle recording.
Aircraft services entering and leaving the urban area have been halted as a result of the gusts, and some roads and libraries are also closed.
Meanwhile Canterbury officials have declared a state of emergency, to support emergency management operations.
Strike Action Alongside Harsh Weather
The wild winds on today coincide with tens of thousands of educators, medical professionals and government employees are engaged in what has been termed a "major walkout", requesting higher wages and enhanced employment terms.
Yet the intense climate has pressured them to modify some of their plans, with several external protests moved indoors or cancelled.
Comparable winds are also sweeping the nearby nation, causing a period of extreme heat to the nation's interior regions.
Authorities have announced burning restrictions for fear of forest fires.