Severe gales hitting speeds of as high as 155km/h (96mph) have resulted in approximately 90,000 properties lacking electricity and compelled agencies to cancel more than 100 air travel services, as reported by regional news sources.
These gusts are influencing the whole South Island and lower areas of the North Island, as stated by the weather forecasting body.
New Zealand authorities have released uncommon severe gust advisories - the top caution category - in key areas including these major districts.
Locals have been urged to remain inside, refrain from journeys, and prepare for additional electricity and network failures.
Extensive Damage and Emergency Response
The electricity loss appears to be affecting residences mainly in the South Island, while officials report that energy was being gradually reinstated.
Domestic outlets have indicated that in various locations structures have suffered roof damage, and power lines and trees have been toppled by the winds.
In Wellington, a person was fatally injured after being struck by a falling limb at a frequent walking route on earlier this week.
Meanwhile in Wellington, a female was swept into approaching vehicles on a street by a powerful blast, in a event that was recorded in a widely shared car camera footage.
Air travel entering and leaving the city have been cancelled because of the weather, and some roads and libraries are also closed.
Meanwhile local leaders have issued a emergency situation, to assist recovery activities.
Work Stoppages Amid Extreme Conditions
The powerful gales on this day occur while numerous of teachers, doctors and other public workers take part in what has been called a "mega strike", demanding better pay and working conditions.
However the extreme weather has forced them to alter various scheduled activities, with some outdoor rallies moved indoors or abandoned.
Like conditions are affecting Australia, ushering in a high-temperature event to the country's outback.
Officials have announced flame prohibitions for concern about wildfires.