Severe winds attaining velocities of approximately 155km/h (96mph) have left around 90,000 homes experiencing outages and led agencies to cancel over 100 air travel services, as reported by regional news sources.
These gusts are influencing the complete South Island and southern sections of the North Island, according to the weather forecasting body.
New Zealand authorities have issued rare severe gust advisories - the highest alert level - in core zones such as Wellington and Canterbury.
Residents have been urged to remain inside, stay off roads, and prepare for additional utility disruptions.
Widespread Damage and Emergency Measures
This outage is primarily influencing homes mainly in the South Island, while officials report that energy was being gradually reinstated.
Regional news have reported that in some places roofs have been ripped off houses, and utility poles and vegetation have been knocked down by the gusts.
Within the capital, a man was fatally injured after being impacted by a falling limb at a frequent walking route on Tuesday.
Meanwhile in Wellington, a individual was pushed toward oncoming traffic on a thoroughfare by a powerful blast, in a moment that was recorded in a widely shared car camera footage.
Aircraft services in and out of the urban area have been cancelled due to the weather, and certain highways and community centers are shut down.
Simultaneously authorities in Canterbury have announced a state of emergency, to facilitate disaster response efforts.
Labor Protests During Harsh Conditions
The wild winds on today occur while tens of thousands of teachers, doctors and other public workers are engaged in what has been described as a "significant labor action", demanding improved salaries and workplace environments.
However the intense climate has compelled them to change certain arrangements, with various open-air gatherings shifted to interior venues or cancelled.
Like conditions are impacting the neighboring country, ushering in a high-temperature event to the nation's interior regions.
Agencies have declared burning restrictions for concern about wildfires.