Intense winds hitting speeds of as high as 155km/h (96mph) have caused nearly 90,000 homes without power and led authorities to cancel in excess of 100 aircraft departures, based on domestic outlets.
The winds are affecting the complete southern region and lower areas of the northern region, per the national weather agency.
New Zealand authorities have released uncommon high-level wind alerts - the most severe warning - in central regions including Wellington and Canterbury.
People have been urged to avoid going outside, stay off roads, and make arrangements for additional power and communication outages.
Broad Destruction and Emergency Measures
This outage seems to be impacting homes mostly in the southern region, while agencies say that power was being gradually reinstated.
Domestic outlets have reported that in certain areas homes have lost their roofs, whereas trees and electricity poles have been brought down by the gales.
Across Wellington, a man was killed after being hit by a falling limb at a popular trail walking spot on earlier this week.
Additionally in the city, a woman was swept into oncoming traffic on a road by a intensive burst, in a event that was captured in a popular vehicle recording.
Air travel in and out of the metropolis have been halted because of the weather, while certain highways and community centers are shut down.
Meanwhile Canterbury officials have declared a crisis declaration, to assist emergency management operations.
Work Stoppages During Extreme Conditions
The wild winds on this day coincide with many of teachers, doctors and other public workers are engaged in what has been termed a "mega strike", calling for better pay and working conditions.
But the extreme weather has forced them to change some of their plans, with several external protests shifted to interior venues or abandoned.
Similar gusts are affecting the nearby nation, causing a high-temperature event to the nation's interior regions.
Agencies have issued flame prohibitions for fear of forest fires.