Intense gusts attaining velocities of up to 155km/h (96mph) have caused approximately 90,000 homes without power and forced authorities to call off over 100 flights, according to domestic outlets.
The gales are affecting the entire southern region and southern parts of the northern region, per the national weather agency.
Officials in New Zealand have released uncommon high-level wind alerts - the most severe warning - in key areas including these major districts.
Locals have been advised to remain inside, refrain from journeys, and get ready for additional power and communication outages.
Extensive Destruction and Emergency Response
This outage seems to be impacting households mostly in the South Island, although authorities state that the electricity supply was being restored progressively.
Domestic outlets have reported that in some places homes have lost their roofs, and power lines and trees have been toppled by the gales.
Across Wellington, a man was killed after being struck by a falling limb 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 strong gust of wind, in a incident that was filmed in a popular vehicle recording.
Air travel to and from the city have been suspended because of the winds, whereas certain highways and community centers are not operating.
Meanwhile local leaders have issued a emergency situation, to facilitate emergency management operations.
Labor Protests Alongside Severe Weather
The wild winds on today occur while many of educators, medical professionals and government employees are engaged in what has been described as a "mega strike", requesting better pay and working conditions.
However the extreme weather has pressured them to alter certain arrangements, with some outdoor rallies relocated inside or called off.
Similar gusts are impacting the nearby nation, causing a period of extreme heat to the nation's interior regions.
Agencies have declared burning restrictions for apprehension regarding bushfires.