Powerful gusts reaching speeds of as high as 155km/h (96mph) have left around 90,000 properties experiencing outages and led authorities to call off over 100 aircraft departures, as reported by regional news sources.
The gales are influencing the entire southern region and southern sections of the North Island, per the national weather agency.
Officials in New Zealand have issued infrequent red wind warnings - the highest alert level - in central regions encompassing these major districts.
Residents have been urged to stay indoors, avoid travel, and make arrangements for more electricity and network failures.
Broad Impact and Crisis Response
This outage seems to be impacting households mostly in the South Island, although officials state that power was being gradually reinstated.
Regional news have indicated that in some places homes have lost their roofs, and trees and electricity poles have been brought down by the winds.
Within the capital, a individual was fatally injured after being hit by a wooden fragment at a well-known hiking path on Tuesday.
Additionally in the city, a individual was blown onto moving cars on a road by a powerful blast, in a event that was captured in a viral dashcam video.
Aircraft services to and from the metropolis have been halted due to the winds, while various routes and public facilities are shut down.
At the same time Canterbury officials have declared a crisis declaration, to assist recovery activities.
Work Stoppages Amid Extreme Weather
These intense gusts on Thursday come as numerous of educators, medical professionals and government employees take part in what has been described as a "significant labor action", calling for improved salaries and workplace environments.
However the extreme weather has pressured them to change certain arrangements, with several external protests shifted to interior venues or abandoned.
Similar gusts are also sweeping the neighboring country, bringing a heatwave to the remote areas.
Agencies have issued flame prohibitions for apprehension regarding forest fires.