Intense gales reaching velocities of up to 155km/h (96mph) have left approximately 90,000 households without power and compelled authorities to call off in excess of 100 air travel services, based on domestic outlets.
The gales are impacting the entire southern region and southern sections of the northern region, per the weather forecasting body.
The nation's agencies have issued rare red wind warnings - the highest alert level - in core zones including Canterbury and Wellington.
Locals have been advised to avoid going outside, avoid travel, and make arrangements for additional utility disruptions.
Broad Destruction and Crisis Response
The electricity loss seems to be impacting residences mainly in the South Island, although agencies report that energy was being restored progressively.
Domestic outlets have indicated that in some places homes have lost their roofs, while power lines and trees have been knocked down by the gusts.
Within the capital, a individual was killed after being struck by a tree branch at a popular trail walking spot on Tuesday.
Also in the capital, a female was swept into approaching vehicles on a thoroughfare by a intensive burst, in a incident that was recorded in a popular vehicle recording.
Aircraft services in and out of the urban area have been suspended due to the weather, whereas some roads and libraries are shut down.
Simultaneously authorities in Canterbury have announced a crisis declaration, to assist recovery activities.
Work Stoppages During Extreme Weather
The wild winds on today come as tens of thousands of teachers, doctors and other public workers are engaged in what has been termed a "major walkout", requesting higher wages and enhanced employment terms.
Yet the severe conditions has pressured them to change various scheduled activities, with various open-air gatherings moved indoors or called off.
Like conditions are affecting Australia, bringing a heatwave to the country's outback.
Agencies have issued burning restrictions for concern about forest fires.