Severe gales hitting velocities of up to 155km/h (96mph) have resulted in around 90,000 properties experiencing outages and led authorities to call off in excess of 100 aircraft departures, as reported by domestic outlets.
The winds are influencing the entire South Island and southern sections of the northern region, according to the weather forecasting body.
Officials in New Zealand have issued infrequent red wind warnings - the highest alert level - in key areas including these major districts.
People have been urged to stay indoors, avoid travel, and get ready for further power and communication outages.
Broad Damage and Crisis Response
The power cut is primarily influencing households mostly in the southern region, though agencies say that the electricity supply was being gradually reinstated.
Domestic outlets have reported that in various locations roofs have been ripped off houses, whereas utility poles and vegetation have been knocked down by the winds.
Within the capital, a individual was killed after being hit by a falling limb at a frequent walking route on Tuesday.
Also in the capital, a individual was swept into oncoming traffic on a thoroughfare by a strong gust of wind, in a event that was captured in a viral dashcam video.
Flights entering and leaving the city have been suspended as a result of the gusts, whereas certain highways and community centers are also closed.
Meanwhile Canterbury officials have announced a state of emergency, to assist recovery activities.
Labor Protests During Severe Conditions
The wild winds on this day occur while tens of thousands of educators, medical professionals and government employees are engaged in what has been called a "mega strike", calling for better pay and working conditions.
But the severe conditions has compelled them to change certain arrangements, with various open-air gatherings relocated inside or cancelled.
Comparable winds are also sweeping the neighboring country, bringing a high-temperature event to the nation's interior regions.
Authorities have announced burning restrictions for apprehension regarding wildfires.
