Intense gusts attaining velocities of up to 155km/h (96mph) have resulted in approximately 90,000 properties without power and forced authorities to call off over 100 aircraft departures, as reported by domestic outlets.
These gusts are impacting the complete southern region and southern sections of the North Island, according to the country's meteorological service.
The nation's agencies have announced rare high-level wind alerts - the highest alert level - in key areas including Wellington and Canterbury.
Residents have been encouraged to stay indoors, refrain from journeys, and get ready for more utility disruptions.
Broad Damage and Crisis Measures
The power cut is primarily influencing homes predominantly in the southern region, while authorities state that the electricity supply was being restored progressively.
Regional news have indicated that in certain areas structures have suffered roof damage, and power lines and trees have been knocked down by the gales.
In Wellington, a man was lost his life after being impacted by a falling limb at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a individual was swept into oncoming traffic on a thoroughfare by a powerful blast, in a event that was filmed in a widely shared car camera footage.
Flights to and from the metropolis have been suspended because of the gusts, and various routes and public facilities are not operating.
Simultaneously Canterbury officials have declared a state of emergency, to facilitate disaster response efforts.
Work Stoppages During Extreme Conditions
The powerful gales on this day come as numerous of educators, medical professionals and government employees are engaged in what has been termed a "mega strike", requesting better pay and working conditions.
Yet the extreme weather has pressured them to alter various scheduled activities, with several external protests moved indoors or cancelled.
Similar gusts are impacting the nearby nation, bringing a high-temperature event to the country's outback.
Agencies have declared flame prohibitions for apprehension regarding wildfires.