Powerful gusts hitting velocities of as high as 155km/h (96mph) have left around 90,000 households lacking electricity and compelled officials to call off in excess of 100 aircraft departures, as reported by domestic outlets.
The winds are affecting the whole southern region and southern sections of the northern region, per the country's meteorological service.
Officials in New Zealand have released uncommon red wind warnings - the top caution category - in central regions encompassing Wellington and Canterbury.
People have been encouraged to avoid going outside, stay off roads, and make arrangements for further utility disruptions.
Widespread Impact and Crisis Response
The electricity loss seems to be impacting homes mainly in the southern region, while officials state that the electricity supply was being slowly brought back.
Local media have stated that in certain areas roofs have been ripped off houses, while power lines and trees have been brought down by the gusts.
In Wellington, a individual was lost his life after being struck by a tree branch at a well-known hiking path on earlier this week.
Meanwhile in Wellington, a individual was swept into oncoming traffic on a thoroughfare by a powerful blast, in a incident that was recorded in a viral dashcam video.
Flights to and from the urban area have been cancelled as a result of the weather, while some roads and libraries are shut down.
At the same time local leaders have announced a crisis declaration, to assist recovery activities.
Strike Action Alongside Harsh Conditions
These intense gusts on Thursday coincide with many of teachers, doctors and other public workers are engaged in what has been termed a "mega strike", demanding higher wages and enhanced employment terms.
But the severe conditions has pressured them to alter various scheduled activities, with some outdoor rallies relocated inside or abandoned.
Similar gusts are impacting the neighboring country, bringing a period of extreme heat to the remote areas.
Authorities have announced burning restrictions for apprehension regarding bushfires.