Intense winds attaining velocities of up to 155km/h (96mph) have caused nearly 90,000 properties experiencing outages and compelled authorities to cancel in excess of 100 aircraft departures, according to domestic outlets.
These gusts are affecting the complete southern region and lower areas of the North Island, as stated by the national weather agency.
The nation's agencies have released uncommon severe gust advisories - the most severe warning - in core zones such as Wellington and Canterbury.
People have been advised to stay indoors, refrain from journeys, and get ready for further power and communication outages.
Broad Damage and Emergency Measures
The power cut appears to be affecting households mainly in the southern region, although agencies state that the electricity supply was being gradually reinstated.
Regional news have stated that in various locations structures have suffered roof damage, whereas power lines and trees have been brought down by the gusts.
Across Wellington, a person was lost his life after being impacted by a falling limb at a popular trail walking spot on Tuesday.
Additionally in the city, a female was blown onto approaching vehicles on a street by a strong gust of wind, in a incident that was captured in a widely shared car camera footage.
Aircraft services to and from the urban area have been halted due to the winds, whereas some roads and libraries are also closed.
Simultaneously local leaders have announced a state of emergency, to facilitate emergency management operations.
Labor Protests Amid Harsh Weather
The powerful gales on this day coincide with many of teachers, doctors and other public workers are engaged in what has been called a "major walkout", demanding improved salaries and workplace environments.
But the severe conditions has forced them to change certain arrangements, with some outdoor rallies shifted to interior venues or called off.
Comparable winds are affecting the nearby nation, causing a period of extreme heat to the nation's interior regions.
Agencies have issued flame prohibitions for fear of bushfires.