Severe gales hitting speeds of up to 155km/h (96mph) have resulted in approximately 90,000 properties experiencing outages and led authorities to halt more than 100 aircraft departures, based on local media.
These gusts are affecting the entire South Island and southern sections of the North Island, per the country's meteorological service.
Officials in New Zealand have released rare high-level wind alerts - the top caution category - in core zones encompassing Canterbury and Wellington.
People have been advised to avoid going outside, stay off roads, and prepare for more electricity and network failures.
Widespread Damage and Crisis Response
The power cut is primarily influencing residences mostly in the southern region, although agencies state that energy was being gradually reinstated.
Regional news have indicated that in various locations structures have suffered roof damage, and power lines and trees have been brought down by the gusts.
In Wellington, a person was fatally injured after being impacted by a tree branch at a frequent walking route on earlier this week.
Additionally in the city, a individual was pushed toward oncoming traffic on a thoroughfare by a strong gust of wind, in a incident that was recorded in a viral dashcam video.
Flights to and from the urban area have been halted because of the gusts, whereas some roads and libraries are also closed.
Simultaneously authorities in Canterbury have announced a emergency situation, to facilitate emergency management operations.
Work Stoppages During Severe Weather
The powerful gales on today come as numerous of educators, medical professionals and government employees are participating in what has been called a "major walkout", calling for improved salaries and workplace environments.
But the severe conditions has forced them to alter some of their plans, with several external protests relocated inside or abandoned.
Like conditions are also sweeping Australia, causing a high-temperature event to the country's outback.
Authorities have declared fire bans for concern about bushfires.