Powerful winds reaching speeds of approximately 155km/h (96mph) have resulted in nearly 90,000 households lacking electricity and compelled authorities to halt in excess of 100 air travel services, based on regional news sources.
The winds are affecting the entire South Island and southern parts of the North Island, as stated by the weather forecasting body.
The nation's agencies have released infrequent high-level wind alerts - the top caution category - in central regions encompassing Canterbury and Wellington.
Residents have been encouraged to remain inside, stay off roads, and make arrangements for more utility disruptions.
Widespread Damage and Crisis Response
This outage is primarily influencing households mainly in the South Island, although authorities state that the electricity supply was being gradually reinstated.
Domestic outlets have indicated that in some places roofs have been ripped off houses, and trees and electricity poles have been brought down by the gusts.
In Wellington, a individual was fatally injured after being hit by a falling limb at a well-known hiking path on Tuesday.
Additionally in the city, a individual was swept into moving cars on a road by a strong gust of wind, in a event that was filmed in a widely shared car camera footage.
Air travel entering and leaving the urban area have been cancelled due to the winds, while certain highways and community centers are not operating.
At the same time local leaders have declared a state of emergency, to support recovery activities.
Work Stoppages Amid Harsh Weather
The wild winds on today come as tens of thousands of teachers, doctors and other public workers take part in what has been described as a "significant labor action", calling for higher wages and enhanced employment terms.
But the extreme weather has compelled them to change certain arrangements, with some outdoor rallies moved indoors or abandoned.
Similar gusts are also sweeping Australia, bringing a period of extreme heat to the remote areas.
Agencies have announced flame prohibitions for concern about wildfires.