Intense winds hitting velocities of approximately 155km/h (96mph) have left nearly 90,000 homes lacking electricity and forced officials to halt over 100 aircraft departures, as reported by local media.
The winds are impacting the whole southern region and southern sections of the northern region, as stated by the national weather agency.
New Zealand authorities have released rare red wind warnings - the highest alert level - in central regions such as Wellington and Canterbury.
People have been encouraged to avoid going outside, stay off roads, and get ready for more electricity and network failures.
Widespread Destruction and Crisis Measures
The electricity loss is primarily influencing residences mostly in the southern region, though agencies say that the electricity supply was being restored progressively.
Domestic outlets have stated that in certain areas homes have lost their roofs, while power lines and trees have been toppled by the gusts.
Across Wellington, a man was fatally injured after being hit by a wooden fragment at a frequent walking route on earlier this week.
Also in the capital, a individual was pushed toward oncoming traffic on a road by a strong gust of wind, in a incident that was filmed in a widely shared car camera footage.
Air travel in and out of the urban area have been cancelled as a result of the gusts, whereas some roads and libraries are not operating.
Meanwhile local leaders have declared a crisis declaration, to facilitate disaster response efforts.
Work Stoppages During Extreme Conditions
The wild winds on today coincide with many of educators, medical professionals and government employees are engaged in what has been termed a "significant labor action", requesting better pay and working conditions.
Yet the extreme weather has pressured them to change certain arrangements, with some outdoor rallies moved indoors or abandoned.
Comparable winds are also sweeping the nearby nation, bringing a period of extreme heat to the country's outback.
Authorities have declared burning restrictions for apprehension regarding forest fires.