Severe gusts reaching speeds of as high as 155km/h (96mph) have resulted in nearly 90,000 properties experiencing outages and forced authorities to halt over 100 air travel services, as reported by domestic outlets.
These gusts are influencing the whole southern region and lower areas of the North Island, per the weather forecasting body.
New Zealand authorities have announced uncommon high-level wind alerts - the top caution category - in key areas including these major districts.
Locals have been encouraged to avoid going outside, stay off roads, and get ready for additional utility disruptions.
Broad Impact and Emergency Measures
The power cut is primarily influencing homes mostly in the southern region, while officials state that energy was being gradually reinstated.
Local media have indicated that in certain areas homes have lost their roofs, whereas trees and electricity poles have been knocked down by the gales.
Within the capital, a man was killed after being struck by a wooden fragment at a frequent walking route on earlier this week.
Meanwhile in Wellington, a woman was blown onto approaching vehicles on a road by a powerful blast, in a incident that was filmed in a popular vehicle recording.
Flights in and out of the city have been halted because of the gusts, and certain highways and community centers are also closed.
At the same time Canterbury officials have declared a crisis declaration, to facilitate emergency management operations.
Strike Action Amid Extreme Conditions
These intense gusts on this day coincide with tens of thousands of teachers, doctors and other public workers take part in what has been described as a "major walkout", calling for better pay and working conditions.
However the extreme weather has pressured them to alter various scheduled activities, with several external protests shifted to interior venues or abandoned.
Like conditions are also sweeping the nearby nation, causing a heatwave to the nation's interior regions.
Officials have issued fire bans for concern about wildfires.
