Powerful winds hitting speeds of as high as 155km/h (96mph) have resulted in approximately 90,000 households without power and forced agencies to halt in excess of 100 air travel services, as reported by regional news sources.
These gusts are impacting the complete South Island and southern parts of the North Island, per the country's meteorological service.
Officials in New Zealand have released uncommon severe gust advisories - the highest alert level - in central regions encompassing Canterbury and Wellington.
Residents have been advised to avoid going outside, avoid travel, and prepare for further utility disruptions.
Extensive Damage and Emergency Measures
The electricity loss appears to be affecting residences predominantly in the southern region, though agencies state that the electricity supply was being slowly brought back.
Domestic outlets have stated that in certain areas structures have suffered roof damage, and utility poles and vegetation have been knocked down by the gusts.
In Wellington, a person was killed after being hit by a tree branch at a popular trail walking spot on earlier this week.
Meanwhile in Wellington, a woman was swept into moving cars on a road by a intensive burst, in a incident that was filmed in a viral dashcam video.
Flights entering and leaving the urban area have been halted as a result of the winds, while various routes and public facilities are shut down.
At the same time authorities in Canterbury have announced a crisis declaration, to facilitate emergency management operations.
Labor Protests Amid Severe Weather
The wild winds on today come as tens of thousands of teachers, doctors and other public workers take part in what has been termed a "major walkout", requesting improved salaries and workplace environments.
But the severe conditions has forced them to change certain arrangements, with various open-air gatherings moved indoors or abandoned.
Similar gusts are also sweeping the nearby nation, causing a high-temperature event to the remote areas.
Agencies have announced fire bans for fear of bushfires.