Severe gales reaching velocities of approximately 155km/h (96mph) have left nearly 90,000 homes lacking electricity and forced authorities to halt in excess of 100 air travel services, as reported by local media.
The winds are affecting the complete southern region and lower areas of the northern region, as stated by the weather forecasting body.
The nation's agencies have issued rare severe gust advisories - the highest alert level - in key areas such as Wellington and Canterbury.
Residents have been encouraged to stay indoors, refrain from journeys, and prepare for further utility disruptions.
Broad Impact and Emergency Measures
This outage is primarily influencing homes mainly in the South Island, though agencies report that power was being restored progressively.
Regional news have reported that in some places structures have suffered roof damage, while trees and electricity poles have been knocked down by the gales.
Across Wellington, a individual was fatally injured after being struck by a falling limb at a well-known hiking path on Tuesday.
Additionally in the city, a woman was pushed toward approaching vehicles on a road by a intensive burst, in a incident that was captured in a viral dashcam video.
Flights to and from the city have been cancelled due to the gusts, while some roads and libraries are also closed.
Simultaneously authorities in Canterbury have issued a state of emergency, to facilitate emergency management operations.
Work Stoppages During Severe Conditions
The powerful gales on this day come as many of educators, medical professionals and government employees are engaged in what has been called a "mega strike", requesting better pay and working conditions.
However the severe conditions has forced them to alter various scheduled activities, with several external protests moved indoors or abandoned.
Comparable winds are also sweeping Australia, ushering in a heatwave to the remote areas.
Officials have announced fire bans for apprehension regarding wildfires.