Intense gusts hitting velocities of as high as 155km/h (96mph) have caused approximately 90,000 households lacking electricity and compelled officials to cancel in excess of 100 flights, as reported by regional news sources.
The gales are influencing the complete southern region and lower areas of the northern region, per the national weather agency.
The nation's agencies have released rare severe gust advisories - the top caution category - in central regions including Canterbury and Wellington.
Residents have been advised to stay indoors, avoid travel, and get ready for additional electricity and network failures.
Extensive Damage and Emergency Response
The electricity loss appears to be affecting households mainly in the South Island, while officials report that energy was being restored progressively.
Domestic outlets have reported that in certain areas roofs have been ripped off houses, whereas power lines and trees have been brought down by the gusts.
Within the capital, a individual was fatally injured after being hit by a wooden fragment at a popular trail walking spot on earlier this week.
Additionally in the city, a female was swept into oncoming traffic on a road by a intensive burst, in a incident that was captured in a popular vehicle recording.
Air travel to and from the urban area have been suspended due to the winds, while some roads and libraries are shut down.
At the same time local leaders have announced a crisis declaration, to facilitate recovery activities.
Labor Protests During Harsh Weather
These intense gusts on Thursday come as many of school staff, physicians and civil servants are engaged in what has been called a "significant labor action", demanding better pay and working conditions.
But the intense climate has forced them to change some of their plans, with some outdoor rallies relocated inside or cancelled.
Comparable winds are affecting the neighboring country, bringing a heatwave to the country's outback.
Officials have declared burning restrictions for concern about forest fires.