Intense winds reaching speeds of approximately 155km/h (96mph) have caused nearly 90,000 properties without power and forced agencies to cancel in excess of 100 aircraft departures, according to regional news sources.
The gales are influencing the whole southern region and southern sections of the North Island, as stated by the national weather agency.
Officials in New Zealand have announced rare red wind warnings - the most severe warning - in key areas including Canterbury and Wellington.
Locals have been advised to avoid going outside, stay off roads, and get ready for further utility disruptions.
Widespread Impact and Emergency Response
The electricity loss seems to be impacting residences mostly in the South Island, though authorities state that energy was being restored progressively.
Regional news have stated that in various locations roofs have been ripped off houses, while utility poles and vegetation have been toppled by the gales.
In Wellington, a individual was fatally injured after being impacted by a falling limb at a frequent walking route on Tuesday.
Meanwhile in Wellington, a female was pushed toward moving cars on a thoroughfare by a strong gust of wind, in a event that was filmed in a popular vehicle recording.
Flights in and out of the urban area have been suspended due to the gusts, while various routes and public facilities are not operating.
Meanwhile Canterbury officials have issued a crisis declaration, to facilitate recovery activities.
Labor Protests Amid Severe Weather
These intense gusts on today coincide with numerous of school staff, physicians and civil servants are engaged in what has been described as a "major walkout", demanding better pay and working conditions.
However the extreme weather has compelled them to alter various scheduled activities, with some outdoor rallies relocated inside or called off.
Similar gusts are affecting Australia, bringing a heatwave to the remote areas.
Agencies have issued fire bans for concern about forest fires.