Intense winds hitting velocities of approximately 155km/h (96mph) have caused around 90,000 properties experiencing outages and forced officials to halt over 100 flights, according to local media.
The gales are impacting the whole southern region and southern sections of the northern region, as stated by the weather forecasting body.
The nation's agencies have issued infrequent severe gust advisories - the highest alert level - in key areas including these major districts.
Residents have been encouraged to avoid going outside, refrain from journeys, and prepare for further utility disruptions.
Extensive Destruction and Crisis Measures
This outage appears to be affecting homes mostly in the South Island, although authorities state that energy was being restored progressively.
Local media have reported that in some places homes have lost their roofs, and trees and electricity poles have been knocked down by the gales.
Within the capital, a individual was fatally injured after being hit by a tree branch at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a woman was swept into approaching vehicles on a street by a intensive burst, in a incident that was recorded in a viral dashcam video.
Flights in and out of the metropolis have been halted as a result of the weather, while some roads and libraries are also closed.
At the same time local leaders have declared a state of emergency, to facilitate disaster response efforts.
Strike Action Alongside Extreme Conditions
The powerful gales on this day occur while tens of thousands of school staff, physicians and civil servants are participating in what has been termed a "major walkout", requesting improved salaries and workplace environments.
But the severe conditions has pressured them to alter various scheduled activities, with various open-air gatherings relocated inside or called off.
Similar gusts are impacting the neighboring country, causing a high-temperature event to the nation's interior regions.
Officials have declared burning restrictions for apprehension regarding forest fires.
