Severe gales hitting velocities of approximately 155km/h (96mph) have resulted in nearly 90,000 households experiencing outages and forced authorities to call off more than 100 air travel services, as reported by domestic outlets.
These gusts are affecting the whole southern region and southern parts of the North Island, as stated by the national weather agency.
The nation's agencies have announced infrequent high-level wind alerts - the top caution category - in key areas such as these major districts.
Locals have been urged to avoid going outside, refrain from journeys, and prepare for additional power and communication outages.
Broad Destruction and Emergency Response
The electricity loss seems to be impacting households predominantly in the southern region, although officials report that power was being slowly brought back.
Local media have reported that in some places roofs have been ripped off houses, while trees and electricity poles have been toppled by the gales.
Across Wellington, a individual was fatally injured after being struck by a falling limb at a popular trail walking spot on earlier this week.
Also in the capital, a woman was swept into oncoming traffic on a street by a intensive burst, in a incident that was captured in a popular vehicle recording.
Aircraft services to and from the city have been halted due to the gusts, whereas various routes and public facilities are also closed.
Simultaneously Canterbury officials have announced a crisis declaration, to assist recovery activities.
Labor Protests Alongside Severe Conditions
The wild winds on today come as many of educators, medical professionals and government employees are engaged in what has been called a "significant labor action", requesting higher wages and enhanced employment terms.
Yet the extreme weather has forced them to alter some of their plans, with some outdoor rallies relocated inside or cancelled.
Comparable winds are impacting the neighboring country, causing a period of extreme heat to the remote areas.
Authorities have declared burning restrictions for concern about wildfires.