Powerful winds reaching velocities of approximately 155km/h (96mph) have left nearly 90,000 properties without power and led authorities to call off in excess of 100 air travel services, as reported by domestic outlets.
These gusts are impacting the complete South Island and southern parts of the northern region, as stated by the national weather agency.
Officials in New Zealand have announced uncommon red wind warnings - the most severe warning - in central regions including Canterbury and Wellington.
Residents have been encouraged to stay indoors, stay off roads, and prepare for additional power and communication outages.
Broad Destruction and Crisis Response
The electricity loss is primarily influencing homes mainly in the South Island, though agencies say that power was being gradually reinstated.
Local media have stated that in certain areas roofs have been ripped off houses, while utility poles and vegetation have been knocked down by the gales.
Across Wellington, a person was killed after being hit by a tree branch at a frequent walking route on earlier this week.
Also in the capital, a female was blown onto approaching vehicles on a road by a intensive burst, in a incident that was captured in a widely shared car camera footage.
Flights to and from the city have been cancelled because of the gusts, whereas certain highways and community centers are not operating.
Simultaneously authorities in Canterbury have announced a crisis declaration, to facilitate disaster response efforts.
Labor Protests Amid Harsh Conditions
The powerful gales on today occur while numerous of educators, medical professionals and government employees are engaged in what has been termed a "major walkout", requesting higher wages and enhanced employment terms.
Yet the intense climate has pressured them to change certain arrangements, with various open-air gatherings shifted to interior venues or abandoned.
Comparable winds are affecting the nearby nation, causing a heatwave to the remote areas.
Officials have declared flame prohibitions for fear of bushfires.