Powerful winds reaching speeds of as high as 155km/h (96mph) have resulted in approximately 90,000 properties lacking electricity and led authorities to cancel over 100 air travel services, according to domestic outlets.
The winds are affecting the entire southern region and southern sections of the northern region, as stated by the national weather agency.
The nation's agencies have announced infrequent high-level wind alerts - the top caution category - in key areas such as these major districts.
People have been urged to avoid going outside, refrain from journeys, and get ready for more utility disruptions.
Extensive Damage and Crisis Measures
The electricity loss is primarily influencing households mostly in the South Island, while agencies say that energy was being restored progressively.
Domestic outlets have reported that in certain areas structures have suffered roof damage, whereas utility poles and vegetation have been knocked down by the gales.
Within the capital, a man was killed after being impacted by a falling limb at a popular trail walking spot on earlier this week.
Also in the capital, a female was swept into moving cars on a road by a strong gust of wind, in a incident that was captured in a popular vehicle recording.
Flights to and from the city have been halted as a result of the winds, and various routes and public facilities are also closed.
Simultaneously local leaders have declared a crisis declaration, to support disaster response efforts.
Strike Action Alongside Harsh Weather
The powerful gales on today come as many of school staff, physicians and civil servants are participating in what has been termed a "mega strike", calling for improved salaries and workplace environments.
Yet the intense climate has pressured them to modify some of their plans, with various open-air gatherings moved indoors or called off.
Similar gusts are affecting Australia, ushering in a heatwave to the nation's interior regions.
Officials have issued flame prohibitions for concern about bushfires.
