Intense gusts hitting velocities of as high as 155km/h (96mph) have resulted in around 90,000 homes lacking electricity and forced officials to cancel over 100 air travel services, according to domestic outlets.
These gusts are impacting the entire South Island and southern sections of the North Island, according to the country's meteorological service.
Officials in New Zealand have announced infrequent severe gust advisories - the highest alert level - in core zones including Wellington and Canterbury.
Locals have been encouraged to stay indoors, refrain from journeys, and make arrangements for more utility disruptions.
Widespread Damage and Crisis Response
The power cut appears to be affecting homes predominantly in the southern region, although officials state that power was being slowly brought back.
Local media have indicated that in various locations roofs have been ripped off houses, and power lines and trees have been toppled by the gusts.
Within the capital, a man was killed after being struck by a wooden fragment at a frequent walking route on earlier this week.
Meanwhile in Wellington, a individual was blown onto oncoming traffic on a thoroughfare by a strong gust of wind, in a incident that was filmed in a viral dashcam video.
Air travel to and from the urban area have been cancelled because of the weather, and some roads and libraries are not operating.
At the same time authorities in Canterbury have announced a emergency situation, to assist emergency management operations.
Work Stoppages During Extreme Weather
The powerful gales on today occur while many of educators, medical professionals and government employees take part in what has been termed a "mega strike", requesting higher wages and enhanced employment terms.
Yet the severe conditions has compelled them to change some of their plans, with some outdoor rallies relocated inside or cancelled.
Similar gusts are also sweeping the nearby nation, causing a high-temperature event to the country's outback.
Agencies have issued fire bans for fear of wildfires.
