Powerful gales hitting velocities of approximately 155km/h (96mph) have caused around 90,000 properties lacking electricity and forced authorities to halt more than 100 aircraft departures, according to domestic outlets.
The gales are influencing the whole South Island and southern sections of the North Island, per the weather forecasting body.
Officials in New Zealand have announced infrequent high-level wind alerts - the highest alert level - in core zones encompassing Wellington and Canterbury.
People have been advised to stay indoors, refrain from journeys, and get ready for additional electricity and network failures.
Extensive Damage and Emergency Response
The power cut appears to be affecting homes predominantly in the southern region, while agencies say that the electricity supply was being gradually reinstated.
Regional news have reported that in some places homes have lost their roofs, and power lines and trees have been brought down by the gusts.
Within the capital, a man was fatally injured after being impacted by a tree branch at a frequent walking route on earlier this week.
Additionally in the city, a female was blown onto approaching vehicles on a street by a strong gust of wind, in a moment that was recorded in a popular vehicle recording.
Aircraft services in and out of the metropolis have been cancelled because of the weather, and some roads and libraries are not operating.
At the same time local leaders have issued a emergency situation, to assist recovery activities.
Strike Action Amid Extreme Conditions
These intense gusts on this day coincide with numerous of educators, medical professionals and government employees take part in what has been called a "major walkout", requesting higher wages and enhanced employment terms.
Yet the extreme weather has pressured them to modify some of their plans, with some outdoor rallies relocated inside or cancelled.
Like conditions are impacting Australia, bringing a high-temperature event to the country's outback.
Officials have announced burning restrictions for concern about bushfires.