Intense gusts attaining speeds of approximately 155km/h (96mph) have resulted in nearly 90,000 households lacking electricity and led authorities to cancel more than 100 aircraft departures, based on local media.
These gusts are impacting the whole southern region and southern sections of the North Island, as stated by the country's meteorological service.
The nation's agencies have released infrequent high-level wind alerts - the top caution category - in core zones such as Wellington and Canterbury.
Residents have been urged to avoid going outside, stay off roads, and get ready for additional utility disruptions.
Extensive Impact and Emergency Measures
The power cut is primarily influencing residences mainly in the southern region, although agencies say that power was being restored progressively.
Domestic outlets have indicated that in certain areas homes have lost their roofs, whereas trees and electricity poles have been toppled by the gusts.
Within the capital, a individual was fatally injured after being hit by a falling limb at a frequent walking route on earlier this week.
Meanwhile in Wellington, a individual was swept into moving cars on a street by a intensive burst, in a event that was captured in a viral dashcam video.
Aircraft services entering and leaving the city have been cancelled as a result of the gusts, and various routes and public facilities are not operating.
Meanwhile authorities in Canterbury have declared a emergency situation, to assist recovery activities.
Strike Action Alongside Extreme Weather
These intense gusts on Thursday come as many of teachers, doctors and other public workers take part in what has been termed a "major walkout", demanding higher wages and enhanced employment terms.
However the intense climate has compelled them to alter certain arrangements, with some outdoor rallies moved indoors or called off.
Similar gusts are also sweeping the nearby nation, ushering in a period of extreme heat to the remote areas.
Authorities have issued fire bans for fear of wildfires.