Powerful gales attaining speeds of approximately 155km/h (96mph) have caused approximately 90,000 properties lacking electricity and forced agencies to call off in excess of 100 flights, as reported by regional news sources.
These gusts are impacting the whole South Island and southern parts of the North Island, according to the national weather agency.
Officials in New Zealand have released infrequent red wind warnings - the most severe warning - in central regions such as Canterbury and Wellington.
People have been encouraged to avoid going outside, stay off roads, and make arrangements for further electricity and network failures.
Widespread Impact and Emergency Response
The electricity loss appears to be affecting homes mainly in the southern region, while authorities state that power was being slowly brought back.
Local media have stated that in some places structures have suffered roof damage, and trees and electricity poles have been brought down by the winds.
In Wellington, a man was killed after being struck by a tree branch at a popular trail walking spot on earlier this week.
Also in the capital, a individual was pushed toward oncoming traffic on a thoroughfare by a intensive burst, in a event that was filmed in a viral dashcam video.
Air travel to and from the city have been cancelled because of the gusts, while some roads and libraries are not operating.
At the same time authorities in Canterbury have issued a emergency situation, to support recovery activities.
Work Stoppages During Harsh Conditions
The powerful gales on Thursday coincide with many of educators, medical professionals and government employees are engaged in what has been described as a "major walkout", demanding better pay and working conditions.
Yet the severe conditions has pressured them to alter various scheduled activities, with several external protests moved indoors or called off.
Comparable winds are affecting the nearby nation, causing a period of extreme heat to the remote areas.
Authorities have issued fire bans for fear of bushfires.