Powerful gales reaching velocities of as high as 155km/h (96mph) have left around 90,000 homes without power and forced agencies to call off more than 100 air travel services, based on local media.
The gales are influencing the complete southern region and lower areas of the North Island, as stated by the weather forecasting body.
Officials in New Zealand have announced infrequent high-level wind alerts - the highest alert level - in central regions such as Canterbury and Wellington.
Residents have been advised to remain inside, refrain from journeys, and make arrangements for additional utility disruptions.
Widespread Impact and Emergency Response
The electricity loss appears to be affecting residences predominantly in the South Island, while agencies say that energy was being slowly brought back.
Local media have indicated that in some places homes have lost their roofs, whereas trees and electricity poles have been brought down by the gales.
In Wellington, a man was fatally injured after being hit by a falling limb at a well-known hiking path on earlier this week.
Meanwhile in Wellington, a female was blown onto oncoming traffic on a street by a intensive burst, in a incident that was recorded in a viral dashcam video.
Flights entering and leaving the metropolis have been cancelled because of the weather, whereas some roads and libraries are shut down.
At the same time local leaders have issued a crisis declaration, to assist emergency management operations.
Labor Protests Alongside Severe Weather
The powerful gales on today come as numerous of educators, medical professionals and government employees take part in what has been described as a "mega strike", requesting higher wages and enhanced employment terms.
Yet the intense climate has forced them to modify some of their plans, with some outdoor rallies shifted to interior venues or cancelled.
Like conditions are impacting the nearby nation, bringing a high-temperature event to the remote areas.
Officials have declared flame prohibitions for apprehension regarding wildfires.