Powerful winds reaching velocities of as high as 155km/h (96mph) have left nearly 90,000 homes without power and forced authorities to call off more than 100 air travel services, as reported by regional news sources.
These gusts are influencing the whole southern region and southern sections of the North Island, according to the weather forecasting body.
The nation's agencies have issued rare red wind warnings - the highest alert level - in central regions including Canterbury and Wellington.
Residents have been advised to avoid going outside, avoid travel, and prepare for additional electricity and network failures.
Widespread Destruction and Emergency Measures
The power cut appears to be affecting homes mainly in the South Island, though agencies state that the electricity supply was being restored progressively.
Local media have indicated that in certain areas homes have lost their roofs, while utility poles and vegetation have been brought down by the gusts.
Within the capital, a man was lost his life after being impacted by a wooden fragment at a frequent walking route on Tuesday.
Meanwhile in Wellington, a female was blown onto approaching vehicles on a road by a powerful blast, in a event that was captured in a popular vehicle recording.
Air travel entering and leaving the urban area have been suspended as a result of the gusts, whereas various routes and public facilities are also closed.
Meanwhile Canterbury officials have declared a crisis declaration, to support emergency management operations.
Labor Protests Alongside Extreme Conditions
The wild winds on this day occur while many of educators, medical professionals and government employees take part in what has been called a "mega strike", calling for better pay and working conditions.
But the severe conditions has compelled them to alter some of their plans, with some outdoor rallies relocated inside or abandoned.
Comparable winds are also sweeping the nearby nation, ushering in a heatwave to the remote areas.
Officials have declared flame prohibitions for apprehension regarding forest fires.
