Severe winds attaining speeds of up to 155km/h (96mph) have resulted in approximately 90,000 homes experiencing outages and forced authorities to call off in excess of 100 air travel services, as reported by domestic outlets.
These gusts are impacting the complete southern region and southern parts of the North Island, per the weather forecasting body.
The nation's agencies have issued uncommon red wind warnings - the most severe warning - in central regions encompassing these major districts.
Locals have been encouraged to avoid going outside, avoid travel, and get ready for additional utility disruptions.
Extensive Damage and Emergency Measures
The power cut seems to be impacting residences predominantly in the South Island, though authorities say that power was being restored progressively.
Domestic outlets have reported that in certain areas roofs have been ripped off houses, and power lines and trees have been brought down by the gusts.
Across Wellington, a person was lost his life after being hit by a tree branch at a popular trail walking spot on earlier this week.
Also in the capital, a woman was pushed toward approaching vehicles on a street by a strong gust of wind, in a moment that was filmed in a popular vehicle recording.
Flights entering and leaving the urban area have been halted due to the gusts, while some roads and libraries are shut down.
At the same time local leaders have announced a crisis declaration, to assist emergency management operations.
Labor Protests Alongside Extreme Weather
The powerful gales on Thursday coincide with many of teachers, doctors and other public workers take part in what has been termed a "mega strike", requesting higher wages and enhanced employment terms.
Yet the extreme weather has compelled them to alter certain arrangements, with some outdoor rallies moved indoors or cancelled.
Like conditions are affecting Australia, ushering in a high-temperature event to the country's outback.
Authorities have declared flame prohibitions for fear of forest fires.