Intense gusts reaching speeds of up to 155km/h (96mph) have caused around 90,000 households experiencing outages and forced authorities to cancel more than 100 aircraft departures, according to local media.
The gales are influencing the entire South Island and lower areas of the North Island, per the weather forecasting body.
Officials in New Zealand have issued rare high-level wind alerts - the most severe warning - in core zones encompassing these major districts.
Locals have been encouraged to stay indoors, refrain from journeys, and make arrangements for additional power and communication outages.
Broad Destruction and Emergency Measures
This outage appears to be affecting households mostly in the southern region, although agencies say that power was being slowly brought back.
Domestic outlets have indicated that in various locations structures have suffered roof damage, whereas trees and electricity poles have been brought down by the gales.
Across Wellington, a man was lost his life after being struck by a falling limb at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a individual was pushed toward approaching vehicles on a road by a powerful blast, in a moment that was captured in a popular vehicle recording.
Air travel entering and leaving the city have been halted due to the gusts, whereas some roads and libraries are not operating.
Simultaneously Canterbury officials have announced a emergency situation, to facilitate emergency management operations.
Labor Protests During Extreme Weather
The wild winds on this day coincide with tens of thousands of educators, medical professionals and government employees take part in what has been described as a "major walkout", calling for higher wages and enhanced employment terms.
Yet the extreme weather has compelled them to alter certain arrangements, with several external protests shifted to interior venues or abandoned.
Like conditions are affecting the nearby nation, bringing a high-temperature event to the remote areas.
Agencies have announced fire bans for concern about bushfires.
