Severe gales attaining velocities of approximately 155km/h (96mph) have caused around 90,000 households experiencing outages and led officials to cancel in excess of 100 air travel services, according to regional news sources.
The gales are impacting the complete southern region and southern parts of the North Island, according to the national weather agency.
The nation's agencies have announced infrequent red wind warnings - the most severe warning - in key areas including these major districts.
People have been advised to stay indoors, avoid travel, and get ready for more power and communication outages.
Broad Damage and Crisis Measures
The electricity loss is primarily influencing households mainly in the South Island, though authorities say that energy was being slowly brought back.
Regional news have indicated that in some places roofs have been ripped off houses, whereas utility poles and vegetation have been knocked down by the gusts.
Across Wellington, a individual was killed after being struck by a falling limb at a popular trail walking spot on Tuesday.
Meanwhile in Wellington, a female was swept into oncoming traffic on a street by a strong gust of wind, in a event that was recorded in a viral dashcam video.
Flights in and out of the city have been cancelled due to the gusts, whereas certain highways and community centers are also closed.
Meanwhile Canterbury officials have declared a state of emergency, to support disaster response efforts.
Labor Protests During Extreme Weather
The powerful gales on today come as tens of thousands of educators, medical professionals and government employees are participating in what has been termed a "major walkout", requesting better pay and working conditions.
However the severe conditions has forced them to change some of their plans, with various open-air gatherings shifted to interior venues or cancelled.
Similar gusts are affecting Australia, causing a heatwave to the country's outback.
Agencies have announced burning restrictions for apprehension regarding forest fires.