Intense gales reaching velocities of up to 155km/h (96mph) have caused nearly 90,000 homes without power and compelled authorities to halt over 100 flights, according to local media.
These gusts are affecting the entire South Island and southern sections of the North Island, as stated by the national weather agency.
The nation's agencies have released infrequent high-level wind alerts - the highest alert level - in key areas encompassing Wellington and Canterbury.
Locals have been urged to stay indoors, refrain from journeys, and prepare for additional electricity and network failures.
Broad Damage and Crisis Response
The electricity loss appears to be affecting households mostly in the South Island, though authorities state that power was being gradually reinstated.
Domestic outlets have stated that in various locations roofs have been ripped off houses, whereas trees and electricity poles have been toppled by the winds.
Within the capital, a individual was lost his life after being struck by a falling limb at a frequent walking route on earlier this week.
Meanwhile in Wellington, a individual was blown onto moving cars on a thoroughfare by a strong gust of wind, in a event that was recorded in a viral dashcam video.
Flights in and out of the city have been halted because of the winds, and certain highways and community centers are shut down.
At the same time local leaders have announced a state of emergency, to support emergency management operations.
Work Stoppages During Harsh Conditions
The powerful gales on today occur while numerous of teachers, doctors and other public workers are participating in what has been termed a "mega strike", requesting better pay and working conditions.
Yet the severe conditions has forced them to alter some of their plans, with some outdoor rallies moved indoors or abandoned.
Similar gusts are affecting Australia, bringing a heatwave to the remote areas.
Agencies have issued burning restrictions for fear of bushfires.
