Intense winds attaining speeds of as high as 155km/h (96mph) have caused around 90,000 properties lacking electricity and compelled officials to cancel more than 100 air travel services, as reported by regional news sources.
The winds are influencing the whole South Island and southern sections of the North Island, as stated by the weather forecasting body.
New Zealand authorities have announced infrequent severe gust advisories - the most severe warning - in key areas including Wellington and Canterbury.
People have been advised to remain inside, stay off roads, and make arrangements for additional electricity and network failures.
Widespread Impact and Emergency Measures
The power cut appears to be affecting homes predominantly in the South Island, though agencies say that power was being gradually reinstated.
Domestic outlets have reported that in certain areas homes have lost their roofs, while utility poles and vegetation have been brought down by the gales.
Across Wellington, a individual was fatally injured after being struck by a tree branch at a well-known hiking path on Tuesday.
Also in the capital, a female was swept into moving cars on a road by a powerful blast, in a incident that was recorded in a popular vehicle recording.
Air travel in and out of the metropolis have been cancelled as a result of the weather, and certain highways and community centers are not operating.
At the same time authorities in Canterbury have issued a emergency situation, to support recovery activities.
Work Stoppages Alongside Extreme Conditions
These intense gusts on Thursday coincide with numerous of educators, medical professionals and government employees are participating in what has been called a "major walkout", calling for higher wages and enhanced employment terms.
But the severe conditions has compelled them to change some of their plans, with some outdoor rallies relocated inside or abandoned.
Similar gusts are also sweeping Australia, bringing a period of extreme heat to the remote areas.
Agencies have announced fire bans for apprehension regarding wildfires.