Powerful gales reaching speeds of up to 155km/h (96mph) have caused around 90,000 households without power and forced agencies to halt over 100 flights, based on local media.
The gales are affecting the complete southern region and lower areas of the northern region, as stated by the country's meteorological service.
Officials in New Zealand have released rare red wind warnings - the top caution category - in key areas including Wellington and Canterbury.
Locals have been encouraged to avoid going outside, stay off roads, and get ready for additional utility disruptions.
Widespread Impact and Emergency Measures
The electricity loss is primarily influencing homes predominantly in the South Island, though authorities state that energy was being restored progressively.
Domestic outlets have indicated that in certain areas structures have suffered roof damage, while trees and electricity poles have been knocked down by the winds.
Across Wellington, a person was lost his life after being struck by a wooden fragment at a well-known hiking path on earlier this week.
Additionally in the city, a individual was blown onto oncoming traffic on a road by a intensive burst, in a moment that was captured in a viral dashcam video.
Flights entering and leaving the urban area have been cancelled due to the gusts, and some roads and libraries are not operating.
Simultaneously Canterbury officials have announced a crisis declaration, to support recovery activities.
Strike Action Amid Severe Weather
The powerful gales on today come as many of educators, medical professionals and government employees are participating in what has been called a "mega strike", requesting improved salaries and workplace environments.
Yet the intense climate has pressured them to change various scheduled activities, with some outdoor rallies shifted to interior venues or called off.
Comparable winds are impacting Australia, causing a high-temperature event to the nation's interior regions.
Authorities have issued flame prohibitions for concern about bushfires.