Intense winds reaching velocities of up to 155km/h (96mph) have caused approximately 90,000 households experiencing outages and compelled agencies to halt in excess of 100 aircraft departures, based on local media.
The winds are affecting the whole South Island and southern parts of the northern region, as stated by the weather forecasting body.
Officials in New Zealand have announced infrequent red wind warnings - the highest alert level - in key areas encompassing Canterbury and Wellington.
Locals have been urged to avoid going outside, refrain from journeys, and make arrangements for further electricity and network failures.
Widespread Impact and Emergency Measures
This outage appears to be affecting households mostly in the southern region, while authorities say that power was being slowly brought back.
Regional news have stated that in various locations structures have suffered roof damage, while trees and electricity poles have been brought down by the winds.
Across Wellington, a man was killed after being struck by a tree branch at a popular trail walking spot on earlier this week.
Meanwhile in Wellington, a individual was blown onto oncoming traffic on a street by a strong gust of wind, in a incident that was captured in a popular vehicle recording.
Flights to and from the metropolis have been halted as a result of the winds, and certain highways and community centers are not operating.
Meanwhile authorities in Canterbury have announced a emergency situation, to support emergency management operations.
Labor Protests Amid Extreme Conditions
The powerful gales on today come as numerous of educators, medical professionals and government employees are engaged in what has been described as a "mega strike", demanding higher wages and enhanced employment terms.
However the extreme weather has compelled them to modify certain arrangements, with several external protests moved indoors or abandoned.
Like conditions are affecting the neighboring country, bringing a heatwave to the country's outback.
Officials have issued fire bans for apprehension regarding bushfires.