Severe gales attaining speeds of approximately 155km/h (96mph) have left approximately 90,000 properties lacking electricity and forced officials to cancel over 100 aircraft departures, as reported by local media.
These gusts are impacting the whole southern region and lower areas of the northern region, per the weather forecasting body.
Officials in New Zealand have issued rare severe gust advisories - the highest alert level - in core zones such as Wellington and Canterbury.
People have been urged to avoid going outside, stay off roads, and prepare for further utility disruptions.
Broad Damage and Emergency Response
The power cut seems to be impacting households predominantly in the South Island, while agencies report that power was being restored progressively.
Local media have stated that in some places roofs have been ripped off houses, and trees and electricity poles have been brought down by the gales.
Across Wellington, a man was lost his life after being hit by a wooden fragment at a popular trail walking spot on Tuesday.
Also in the capital, a woman was pushed toward moving cars on a street by a intensive burst, in a moment that was captured in a widely shared car camera footage.
Flights entering and leaving the metropolis have been suspended as a result of the gusts, while various routes and public facilities are also closed.
Simultaneously authorities in Canterbury have declared a emergency situation, to support disaster response efforts.
Work Stoppages Amid Harsh Conditions
The powerful gales on today occur while many of teachers, doctors and other public workers are participating in what has been called a "major walkout", calling for better pay and working conditions.
Yet the severe conditions has forced them to modify various scheduled activities, with various open-air gatherings relocated inside or called off.
Like conditions are affecting Australia, bringing a heatwave to the nation's interior regions.
Agencies have declared flame prohibitions for apprehension regarding wildfires.