Powerful gusts reaching velocities of as high as 155km/h (96mph) have left around 90,000 households lacking electricity and compelled agencies to cancel in excess of 100 air travel services, as reported by domestic outlets.
The winds are influencing the entire South Island and lower areas of the North Island, per the national weather agency.
The nation's agencies have issued uncommon severe gust advisories - the top caution category - in core zones including Wellington and Canterbury.
Locals have been encouraged to stay indoors, refrain from journeys, and make arrangements for more electricity and network failures.
Broad Damage and Crisis Measures
The electricity loss seems to be impacting homes mainly in the southern region, though agencies state that power was being gradually reinstated.
Domestic outlets have reported that in certain areas structures have suffered roof damage, whereas utility poles and vegetation have been knocked down by the winds.
In Wellington, a individual was killed after being hit by a falling limb at a frequent walking route on earlier this week.
Also in the capital, a woman was blown onto moving cars on a thoroughfare by a powerful blast, in a incident that was captured in a popular vehicle recording.
Air travel entering and leaving the city have been cancelled as a result of the winds, whereas certain highways and community centers are also closed.
Meanwhile local leaders have issued a crisis declaration, to facilitate recovery activities.
Work Stoppages During Severe Conditions
The powerful gales on Thursday come as numerous of school staff, physicians and civil servants take part in what has been described as a "mega strike", calling for improved salaries and workplace environments.
But the intense climate has compelled them to change various scheduled activities, with several external protests shifted to interior venues or called off.
Comparable winds are affecting the nearby nation, bringing a period of extreme heat to the nation's interior regions.
Authorities have announced burning restrictions for fear of bushfires.
