Powerful gales attaining velocities of up to 155km/h (96mph) have resulted in around 90,000 properties without power and forced agencies to call off over 100 air travel services, based on regional news sources.
These gusts are influencing the complete southern region and southern sections of the northern region, per the national weather agency.
New Zealand authorities have released infrequent red wind warnings - the highest alert level - in central regions encompassing Wellington and Canterbury.
Residents have been advised to remain inside, stay off roads, and prepare for additional power and communication outages.
Widespread Damage and Crisis Response
The power cut is primarily influencing residences mostly in the South Island, although agencies say that energy was being restored progressively.
Domestic outlets have reported that in some places homes have lost their roofs, while power lines and trees have been knocked down by the winds.
Within the capital, a person was fatally injured after being hit by a wooden fragment at a well-known hiking path on earlier this week.
Also in the capital, a female was pushed toward moving cars on a road by a powerful blast, in a moment that was filmed in a widely shared car camera footage.
Air travel in and out of the city have been suspended as a result of the weather, whereas various routes and public facilities are also closed.
At the same time local leaders have issued a state of emergency, to support recovery activities.
Labor Protests Alongside Harsh Conditions
The wild winds on today occur while numerous of teachers, doctors and other public workers are participating in what has been termed a "mega strike", requesting higher wages and enhanced employment terms.
But the extreme weather has pressured them to modify some of their plans, with some outdoor rallies moved indoors or abandoned.
Like conditions are affecting the neighboring country, causing a period of extreme heat to the remote areas.
Authorities have declared burning restrictions for fear of bushfires.