Intense winds reaching velocities of approximately 155km/h (96mph) have left nearly 90,000 homes experiencing outages and forced authorities to cancel more than 100 flights, as reported by local media.
These gusts are affecting the entire southern region and southern parts of the northern region, according to the national weather agency.
New Zealand authorities have announced rare high-level wind alerts - the top caution category - in central regions encompassing these major districts.
Residents have been urged to remain inside, refrain from journeys, and get ready for further power and communication outages.
Broad Damage and Crisis Response
The power cut seems to be impacting homes mostly in the South Island, while agencies state that the electricity supply was being gradually reinstated.
Domestic outlets have reported that in certain areas roofs have been ripped off houses, and power lines and trees have been knocked down by the winds.
Within the capital, a individual was fatally injured after being hit by a tree branch at a frequent walking route on earlier this week.
Additionally in the city, a individual was swept into moving cars on a street by a strong gust of wind, in a event that was filmed in a popular vehicle recording.
Aircraft services to and from the metropolis have been suspended because of the weather, and various routes and public facilities are also closed.
At the same time local leaders have declared a crisis declaration, to facilitate emergency management operations.
Strike Action Alongside Harsh Conditions
The powerful gales on this day come as many of school staff, physicians and civil servants take part in what has been described as a "mega strike", requesting higher wages and enhanced employment terms.
Yet the severe conditions has pressured them to modify certain arrangements, with various open-air gatherings shifted to interior venues or abandoned.
Like conditions are also sweeping the nearby nation, causing a high-temperature event to the country's outback.
Authorities have announced fire bans for concern about wildfires.
