Severe gales reaching speeds of approximately 155km/h (96mph) have left nearly 90,000 homes experiencing outages and compelled authorities to halt over 100 flights, based on local media.
The winds are influencing the whole southern region and southern parts of the northern region, per the country's meteorological service.
Officials in New Zealand have announced infrequent red wind warnings - the top caution category - in central regions such as Canterbury and Wellington.
People have been urged to avoid going outside, avoid travel, and get ready for further utility disruptions.
Widespread Destruction and Crisis Response
The electricity loss appears to be affecting residences predominantly in the South Island, though authorities state that energy was being gradually reinstated.
Regional news have reported that in certain areas homes have lost their roofs, whereas utility poles and vegetation have been toppled by the winds.
Across Wellington, a individual was killed after being hit by a tree branch at a frequent walking route on earlier this week.
Also in the capital, a woman was swept into moving cars on a thoroughfare by a powerful blast, in a incident that was filmed in a popular vehicle recording.
Air travel to and from the metropolis have been halted due to the weather, and various routes and public facilities are also closed.
Simultaneously Canterbury officials have announced a state of emergency, to facilitate disaster response efforts.
Labor Protests Alongside Severe Conditions
The powerful gales on this day come as numerous of educators, medical professionals and government employees are participating in what has been termed a "major walkout", requesting improved salaries and workplace environments.
However the intense climate has pressured them to alter various scheduled activities, with several external protests relocated inside or called off.
Similar gusts are impacting Australia, ushering in a heatwave to the remote areas.
Officials have announced burning restrictions for fear of bushfires.
