Severe gusts attaining speeds of up to 155km/h (96mph) have caused approximately 90,000 properties experiencing outages and led authorities to call off over 100 air travel services, as reported by local media.
These gusts are affecting the complete South Island and southern sections of the North Island, as stated by the weather forecasting body.
The nation's agencies have released rare red wind warnings - the highest alert level - in central regions such as Wellington and Canterbury.
Residents have been urged to stay indoors, avoid travel, and get ready for more utility disruptions.
Extensive Damage and Emergency Measures
The power cut is primarily influencing residences predominantly in the South Island, while officials state that energy was being gradually reinstated.
Domestic outlets have reported that in some places homes have lost their roofs, whereas trees and electricity poles have been toppled by the gusts.
Across Wellington, a person was lost his life after being struck by a wooden fragment at a popular trail walking spot on Tuesday.
Additionally in the city, a female was swept into approaching vehicles on a road by a strong gust of wind, in a event that was captured in a viral dashcam video.
Aircraft services entering and leaving the urban area have been suspended as a result of the gusts, while some roads and libraries are shut down.
Meanwhile Canterbury officials have declared a emergency situation, to assist emergency management operations.
Strike Action Amid Severe Weather
The powerful gales on today occur while numerous of educators, medical professionals and government employees are engaged in what has been called a "significant labor action", demanding higher wages and enhanced employment terms.
But the severe conditions has compelled them to alter various scheduled activities, with some outdoor rallies shifted to interior venues or abandoned.
Comparable winds are also sweeping the neighboring country, bringing a heatwave to the nation's interior regions.
Officials have announced flame prohibitions for apprehension regarding wildfires.
