Severe winds attaining speeds of up to 155km/h (96mph) have resulted in approximately 90,000 properties lacking electricity and forced officials to halt more than 100 aircraft departures, as reported by domestic outlets.
The winds are affecting the entire southern region and southern sections of the North Island, per the weather forecasting body.
The nation's agencies have released uncommon severe gust advisories - the most severe warning - in key areas including Wellington and Canterbury.
Residents have been advised to remain inside, avoid travel, and get ready for more electricity and network failures.
Extensive Destruction and Crisis Response
The electricity loss appears to be affecting households predominantly in the South Island, although officials say that the electricity supply was being restored progressively.
Domestic outlets have reported that in some places roofs have been ripped off houses, whereas trees and electricity poles have been toppled by the gales.
Across Wellington, a person was lost his life after being impacted by a tree branch at a well-known hiking path on earlier this week.
Also in the capital, a female was swept into oncoming traffic on a road by a powerful blast, in a moment that was filmed in a popular vehicle recording.
Flights entering and leaving the metropolis have been cancelled as a result of the gusts, and some roads and libraries are shut down.
Simultaneously Canterbury officials have declared a state of emergency, to facilitate recovery activities.
Labor Protests During Harsh Conditions
These intense gusts on today occur while tens of thousands of educators, medical professionals and government employees are participating in what has been described as a "mega strike", requesting improved salaries and workplace environments.
But the intense climate has pressured them to change certain arrangements, with several external protests relocated inside or abandoned.
Like conditions are affecting the neighboring country, bringing a high-temperature event to the country's outback.
Agencies have issued burning restrictions for fear of wildfires.