Powerful gusts hitting speeds of approximately 155km/h (96mph) have resulted in around 90,000 homes lacking electricity and led agencies to cancel more than 100 aircraft departures, based on regional news sources.
The gales are influencing the complete southern region and southern parts of the North Island, as stated by the country's meteorological service.
The nation's agencies have issued uncommon severe gust advisories - the top caution category - in key areas including Wellington and Canterbury.
People have been urged to remain inside, avoid travel, and make arrangements for more utility disruptions.
Widespread Destruction and Emergency Measures
This outage appears to be affecting homes mainly in the South Island, although officials state that the electricity supply was being slowly brought back.
Local media have stated that in some places roofs have been ripped off houses, while utility poles and vegetation have been brought down by the winds.
Within the capital, a man was fatally injured after being hit by a wooden fragment at a popular trail walking spot on earlier this week.
Also in the capital, a female was swept into moving cars on a road by a strong gust of wind, in a moment that was recorded in a widely shared car camera footage.
Flights in and out of the city have been halted as a result of the winds, whereas certain highways and community centers are shut down.
Simultaneously Canterbury officials have declared a emergency situation, to support emergency management operations.
Strike Action During Extreme Conditions
The wild winds on today coincide with many of educators, medical professionals and government employees take part in what has been called a "significant labor action", demanding improved salaries and workplace environments.
Yet the extreme weather has compelled them to change certain arrangements, with various open-air gatherings moved indoors or cancelled.
Comparable winds are affecting Australia, bringing a period of extreme heat to the remote areas.
Agencies have announced burning restrictions for fear of bushfires.
