Intense gusts hitting velocities of as high as 155km/h (96mph) have caused approximately 90,000 households without power and compelled agencies to call off over 100 air travel services, as reported by domestic outlets.
The gales are affecting the complete South Island and southern sections of the North Island, as stated by the country's meteorological service.
Officials in New Zealand have issued uncommon high-level wind alerts - the top caution category - in core zones such as Wellington and Canterbury.
Locals have been encouraged to avoid going outside, refrain from journeys, and get ready for more electricity and network failures.
Extensive Damage and Crisis Measures
The power cut appears to be affecting households mostly in the southern region, although agencies state that power was being slowly brought back.
Regional news have indicated that in certain areas homes have lost their roofs, whereas trees and electricity poles have been knocked down by the gales.
In Wellington, a man was fatally injured after being hit by a falling limb at a frequent walking route on earlier this week.
Also in the capital, a individual was pushed toward approaching vehicles on a road by a strong gust of wind, in a incident that was recorded in a popular vehicle recording.
Air travel to and from the metropolis have been cancelled as a result of the weather, and certain highways and community centers are shut down.
At the same time authorities in Canterbury have issued a emergency situation, to assist emergency management operations.
Work Stoppages Amid Harsh Conditions
The wild winds on today come as numerous of teachers, doctors and other public workers are participating in what has been termed a "significant labor action", demanding better pay and working conditions.
However the severe conditions has compelled them to modify some of their plans, with various open-air gatherings shifted to interior venues or cancelled.
Comparable winds are impacting the neighboring country, causing a period of extreme heat to the remote areas.
Authorities have announced flame prohibitions for apprehension regarding forest fires.