Powerful gales reaching velocities of up to 155km/h (96mph) have resulted in around 90,000 households lacking electricity and led agencies to halt over 100 air travel services, according to local media.
The winds are affecting the complete South Island and lower areas of the northern region, as stated by the national weather agency.
New Zealand authorities have issued rare severe gust advisories - the highest alert level - in core zones such as these major districts.
People have been urged to remain inside, stay off roads, and get ready for further utility disruptions.
Extensive Impact and Emergency Response
This outage seems to be impacting homes mainly in the South Island, although authorities say that energy was being restored progressively.
Regional news have stated that in various locations roofs have been ripped off houses, while trees and electricity poles have been knocked down by the winds.
Within the capital, a individual was fatally injured after being struck by a wooden fragment at a well-known hiking path on earlier this week.
Additionally in the city, a female was swept into oncoming traffic on a road by a powerful blast, in a event that was filmed in a viral dashcam video.
Flights in and out of the metropolis have been suspended due to the gusts, while certain highways and community centers are also closed.
Simultaneously local leaders have announced a state of emergency, to assist recovery activities.
Labor Protests Alongside Severe Weather
The powerful gales on Thursday occur while tens of thousands of educators, medical professionals and government employees take part in what has been termed a "significant labor action", calling for higher wages and enhanced employment terms.
However the intense climate has forced them to modify some of their plans, with some outdoor rallies relocated inside or cancelled.
Similar gusts are affecting Australia, ushering in a heatwave to the nation's interior regions.
Authorities have announced fire bans for apprehension regarding bushfires.
