Severe winds attaining velocities of up to 155km/h (96mph) have caused nearly 90,000 households lacking electricity and forced agencies to call off more than 100 flights, based on local media.
The gales are influencing the complete South Island and southern parts of the northern region, as stated by the country's meteorological service.
The nation's agencies have issued rare high-level wind alerts - the highest alert level - in central regions such as Wellington and Canterbury.
People have been encouraged to avoid going outside, refrain from journeys, and get ready for additional power and communication outages.
Widespread Destruction and Emergency Measures
The electricity loss seems to be impacting residences mainly in the southern region, though authorities state that power was being restored progressively.
Regional news have reported that in certain areas homes have lost their roofs, while utility poles and vegetation have been brought down by the gales.
Across Wellington, a man was killed after being struck by a wooden fragment at a popular trail walking spot on earlier this week.
Additionally in the city, a woman was swept into oncoming traffic on a thoroughfare by a powerful blast, in a event that was recorded in a popular vehicle recording.
Flights in and out of the metropolis have been cancelled as a result of the weather, while some roads and libraries are also closed.
Meanwhile local leaders have issued a emergency situation, to facilitate recovery activities.
Strike Action Alongside Harsh Weather
The wild winds on Thursday occur while tens of thousands of school staff, physicians and civil servants take part in what has been called a "significant labor action", requesting better pay and working conditions.
But the severe conditions has forced them to change certain arrangements, with some outdoor rallies relocated inside or cancelled.
Like conditions are also sweeping the neighboring country, ushering in a period of extreme heat to the country's outback.
Authorities have announced fire bans for apprehension regarding wildfires.
