Powerful winds hitting speeds of approximately 155km/h (96mph) have caused nearly 90,000 homes lacking electricity and forced authorities to halt in excess of 100 air travel services, according to regional news sources.
The winds are impacting the entire South Island and lower areas of the North Island, per the weather forecasting body.
Officials in New Zealand have released rare red wind warnings - the top caution category - in core zones such as these major districts.
People have been urged to remain inside, refrain from journeys, and get ready for more power and communication outages.
Broad Impact and Crisis Response
The power cut is primarily influencing residences predominantly in the South Island, while authorities report that energy was being restored progressively.
Domestic outlets have indicated that in certain areas homes have lost their roofs, and trees and electricity poles have been brought down by the gusts.
Across Wellington, a individual was fatally injured after being impacted by a tree branch at a well-known hiking path on earlier this week.
Also in the capital, a female was blown onto oncoming traffic on a road by a powerful blast, in a incident that was recorded in a viral dashcam video.
Air travel to and from the urban area have been halted because of the winds, while certain highways and community centers are not operating.
At the same time Canterbury officials have issued a emergency situation, to assist emergency management operations.
Labor Protests Alongside Extreme Weather
The powerful gales on today occur while numerous of teachers, doctors and other public workers take part in what has been termed a "significant labor action", demanding improved salaries and workplace environments.
Yet the severe conditions has compelled them to change various scheduled activities, with several external protests shifted to interior venues or called off.
Comparable winds are affecting Australia, bringing a heatwave to the remote areas.
Officials have declared fire bans for apprehension regarding forest fires.