Severe gales attaining velocities of approximately 155km/h (96mph) have caused around 90,000 homes experiencing outages and led agencies to halt over 100 air travel services, based on regional news sources.
The gales are influencing the whole southern region and lower areas of the North Island, as stated by the weather forecasting body.
The nation's agencies have released infrequent red wind warnings - the most severe warning - in key areas such as these major districts.
People have been advised to remain inside, refrain from journeys, and prepare for further power and communication outages.
Broad Damage and Emergency Measures
The power cut seems to be impacting residences predominantly in the southern region, though authorities state that energy was being slowly brought back.
Regional news have reported that in various locations roofs have been ripped off houses, and utility poles and vegetation have been brought down by the gusts.
In Wellington, a man was fatally injured after being hit by a tree branch at a popular trail walking spot on earlier this week.
Additionally in the city, a woman was pushed toward approaching vehicles on a road by a powerful blast, in a event that was captured in a widely shared car camera footage.
Air travel in and out of the metropolis have been halted as a result of the gusts, and certain highways and community centers are shut down.
At the same time Canterbury officials have declared a crisis declaration, to assist disaster response efforts.
Work Stoppages During Extreme Conditions
These intense gusts on Thursday come as tens of thousands of school staff, physicians and civil servants are participating in what has been described as a "major walkout", demanding improved salaries and workplace environments.
However the intense climate has pressured them to modify certain arrangements, with various open-air gatherings relocated inside or abandoned.
Similar gusts are affecting the neighboring country, causing a heatwave to the nation's interior regions.
Officials have issued fire bans for apprehension regarding forest fires.