Powerful gales attaining speeds of up to 155km/h (96mph) have caused around 90,000 properties experiencing outages and compelled agencies to cancel more than 100 flights, according to domestic outlets.
The winds are impacting the complete South Island and southern sections of the northern region, according to the country's meteorological service.
The nation's agencies have released uncommon red wind warnings - the top caution category - in core zones including Canterbury and Wellington.
Residents have been advised to stay indoors, stay off roads, and get ready for further electricity and network failures.
Extensive Impact and Crisis Response
The electricity loss seems to be impacting households predominantly in the South Island, though agencies say that energy was being gradually reinstated.
Domestic outlets have stated that in some places homes have lost their roofs, and power lines and trees have been knocked down by the gusts.
Within the capital, a person was killed after being hit by a tree branch at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a female was blown onto oncoming traffic on a street by a strong gust of wind, in a moment that was recorded in a viral dashcam video.
Aircraft services in and out of the city have been cancelled as a result of the gusts, while certain highways and community centers are also closed.
Meanwhile local leaders have issued a emergency situation, to support disaster response efforts.
Work Stoppages During Severe Weather
The powerful gales on Thursday coincide with tens of thousands of school staff, physicians and civil servants are engaged in what has been called a "significant labor action", calling for improved salaries and workplace environments.
But the extreme weather has forced them to alter various scheduled activities, with some outdoor rallies shifted to interior venues or abandoned.
Like conditions are affecting the neighboring country, causing a heatwave to the nation's interior regions.
Officials have declared flame prohibitions for apprehension regarding wildfires.
