Severe gusts reaching speeds of up to 155km/h (96mph) have resulted in around 90,000 properties without power and led agencies to halt over 100 aircraft departures, as reported by regional news sources.
The gales are influencing the entire southern region and southern parts of the North Island, as stated by the national weather agency.
New Zealand authorities have issued uncommon high-level wind alerts - the most severe warning - in central regions encompassing Wellington and Canterbury.
Residents have been advised to avoid going outside, stay off roads, and get ready for more utility disruptions.
Widespread Impact and Emergency Measures
The electricity loss seems to be impacting households predominantly in the southern region, while agencies say that power was being slowly brought back.
Local media have reported that in some places homes have lost their roofs, and power lines and trees have been knocked down by the winds.
Across Wellington, a individual was killed after being hit by a wooden fragment at a popular trail walking spot on Tuesday.
Also in the capital, a female was pushed toward approaching vehicles on a thoroughfare by a intensive burst, in a incident that was filmed in a popular vehicle recording.
Flights entering and leaving the metropolis have been cancelled as a result of the weather, while various routes and public facilities are not operating.
Simultaneously Canterbury officials have announced a state of emergency, to facilitate recovery activities.
Work Stoppages During Harsh Conditions
The powerful gales on this day come as many of educators, medical professionals and government employees are participating in what has been described as a "major walkout", requesting better pay and working conditions.
Yet the intense climate has forced them to modify certain arrangements, with some outdoor rallies moved indoors or called off.
Like conditions are also sweeping the neighboring country, ushering in a period of extreme heat to the nation's interior regions.
Authorities have announced burning restrictions for apprehension regarding wildfires.