Intense winds reaching velocities of as high as 155km/h (96mph) have left approximately 90,000 households lacking electricity and compelled authorities to call off over 100 flights, according to regional news sources.
These gusts are impacting the whole southern region and southern parts of the northern region, per the national weather agency.
Officials in New Zealand have issued uncommon severe gust advisories - the highest alert level - in central regions encompassing Wellington and Canterbury.
Residents have been advised to stay indoors, avoid travel, and prepare for more utility disruptions.
Broad Impact and Crisis Measures
The electricity loss seems to be impacting households mostly in the southern region, though authorities report that energy was being slowly brought back.
Domestic outlets have stated that in some places structures have suffered roof damage, and trees and electricity poles have been toppled by the gales.
Within the capital, a person was fatally injured after being impacted by a wooden fragment at a frequent walking route on Tuesday.
Also in the capital, a female was swept into moving cars on a thoroughfare by a intensive burst, in a moment that was captured in a popular vehicle recording.
Flights entering and leaving the urban area have been cancelled as a result of the winds, and certain highways and community centers are not operating.
Meanwhile Canterbury officials have announced a crisis declaration, to facilitate disaster response efforts.
Work Stoppages Amid Severe Conditions
The powerful gales on this day coincide with tens of thousands of teachers, doctors and other public workers take part in what has been termed a "mega strike", requesting better pay and working conditions.
Yet the extreme weather has compelled them to modify certain arrangements, with some outdoor rallies relocated inside or called off.
Similar gusts are affecting the neighboring country, bringing a period of extreme heat to the country's outback.
Agencies have issued burning restrictions for apprehension regarding bushfires.