Powerful winds hitting velocities of approximately 155km/h (96mph) have resulted in nearly 90,000 households lacking electricity and compelled authorities to call off in excess of 100 aircraft departures, based on regional news sources.
These gusts are impacting the entire southern region and southern parts of the North Island, according to the national weather agency.
The nation's agencies have issued rare high-level wind alerts - the top caution category - in key areas such as Canterbury and Wellington.
Locals have been advised to stay indoors, refrain from journeys, and prepare for more utility disruptions.
Extensive Destruction and Crisis Response
The power cut seems to be impacting households predominantly in the southern region, although officials say that the electricity supply was being restored progressively.
Local media have stated that in various locations homes have lost their roofs, while power lines and trees have been brought down by the gusts.
In Wellington, a person was fatally injured after being struck by a wooden fragment at a frequent walking route on earlier this week.
Additionally in the city, a individual was pushed toward oncoming traffic on a road by a powerful blast, in a event that was filmed in a viral dashcam video.
Flights entering and leaving the urban area have been halted due to the weather, while some roads and libraries are also closed.
Simultaneously authorities in Canterbury have issued a emergency situation, to facilitate recovery activities.
Work Stoppages Alongside Severe Weather
The wild winds on Thursday come as many of educators, medical professionals and government employees take part in what has been called a "major walkout", calling for higher wages and enhanced employment terms.
However the intense climate has forced them to alter some of their plans, with several external protests relocated inside or abandoned.
Like conditions are also sweeping the nearby nation, causing a period of extreme heat to the country's outback.
Officials have issued flame prohibitions for fear of forest fires.