Intense gales attaining velocities of as high as 155km/h (96mph) have caused around 90,000 properties lacking electricity and forced authorities to call off over 100 flights, according to domestic outlets.
The gales are affecting the complete southern region and southern sections of the northern region, as stated by the national weather agency.
The nation's agencies have announced uncommon high-level wind alerts - the most severe warning - in key areas encompassing these major districts.
People have been advised to avoid going outside, refrain from journeys, and make arrangements for additional electricity and network failures.
Widespread Impact and Emergency Response
This outage seems to be impacting homes mostly in the southern region, although agencies report that the electricity supply was being slowly brought back.
Domestic outlets have indicated that in certain areas structures have suffered roof damage, while utility poles and vegetation have been toppled by the winds.
Within the capital, a individual was lost his life after being struck by a tree branch at a popular trail walking spot on earlier this week.
Also in the capital, a woman was blown onto approaching vehicles on a road by a powerful blast, in a incident that was recorded in a popular vehicle recording.
Air travel in and out of the urban area have been cancelled as a result of the winds, while various routes and public facilities are shut down.
At the same time authorities in Canterbury have declared a crisis declaration, to assist emergency management operations.
Strike Action Amid Harsh Weather
The wild winds on today occur while tens of thousands of school staff, physicians and civil servants take part in what has been described as a "major walkout", demanding improved salaries and workplace environments.
However the extreme weather has compelled them to alter some of their plans, with some outdoor rallies shifted to interior venues or abandoned.
Comparable winds are affecting Australia, bringing a period of extreme heat to the country's outback.
Authorities have issued burning restrictions for fear of wildfires.
