Intense gusts reaching velocities of as high as 155km/h (96mph) have caused around 90,000 homes lacking electricity and compelled authorities to halt over 100 air travel services, according to local media.
The gales are affecting the entire South Island and lower areas of the northern region, as stated by the country's meteorological service.
The nation's agencies have released rare high-level wind alerts - the highest alert level - in key areas encompassing these major districts.
Residents have been encouraged to stay indoors, stay off roads, and make arrangements for additional utility disruptions.
Broad Damage and Crisis Measures
The electricity loss appears to be affecting residences mostly in the southern region, while agencies report that power was being slowly brought back.
Domestic outlets have reported that in certain areas roofs have been ripped off houses, whereas trees and electricity poles have been brought down by the gales.
Within the capital, a man was killed after being impacted by a falling limb at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a female was blown onto oncoming traffic on a thoroughfare by a intensive burst, in a moment that was recorded in a popular vehicle recording.
Flights in and out of the metropolis have been halted as a result of the gusts, whereas various routes and public facilities are not operating.
Simultaneously authorities in Canterbury have announced a crisis declaration, to facilitate disaster response efforts.
Work Stoppages During Harsh Conditions
The wild winds on this day coincide with numerous of school staff, physicians and civil servants are participating in what has been called a "major walkout", requesting better pay and working conditions.
However the intense climate has forced them to modify some of their plans, with various open-air gatherings relocated inside or called off.
Like conditions are affecting Australia, ushering in a heatwave to the nation's interior regions.
Officials have declared burning restrictions for apprehension regarding bushfires.
