Powerful gales reaching speeds of up to 155km/h (96mph) have caused nearly 90,000 homes lacking electricity and compelled agencies to cancel in excess of 100 flights, based on local media.
The gales are impacting the complete southern region and lower areas of the North Island, per the weather forecasting body.
Officials in New Zealand have released infrequent severe gust advisories - the top caution category - in key areas including Wellington and Canterbury.
Locals have been encouraged to avoid going outside, stay off roads, and prepare for further power and communication outages.
Broad Impact and Emergency Response
The electricity loss appears to be affecting residences predominantly in the South Island, though officials report that energy was being slowly brought back.
Domestic outlets have reported that in some places roofs have been ripped off houses, and power lines and trees have been knocked down by the winds.
In Wellington, a man was killed after being hit by a wooden fragment at a frequent walking route on Tuesday.
Additionally in the city, a individual was blown onto moving cars on a street by a powerful blast, in a incident that was recorded in a viral dashcam video.
Aircraft services entering and leaving the city have been cancelled because of the weather, whereas certain highways and community centers are also closed.
Simultaneously local leaders have declared a state of emergency, to assist emergency management operations.
Work Stoppages During Extreme Conditions
These intense gusts on this day occur while numerous of educators, medical professionals and government employees take part in what has been described as a "significant labor action", calling for better pay and working conditions.
However the extreme weather has compelled them to modify various scheduled activities, with various open-air gatherings moved indoors or called off.
Comparable winds are affecting Australia, ushering in a high-temperature event to the country's outback.
Authorities have declared flame prohibitions for apprehension regarding wildfires.