Severe gales attaining velocities of up to 155km/h (96mph) have resulted in nearly 90,000 households without power and compelled authorities to call off in excess of 100 aircraft departures, as reported by local media.
These gusts are influencing the whole South Island and lower areas of the northern region, as stated by the weather forecasting body.
The nation's agencies have announced infrequent red wind warnings - the top caution category - in key areas encompassing Canterbury and Wellington.
Locals have been urged to avoid going outside, refrain from journeys, and make arrangements for more utility disruptions.
Widespread Destruction and Crisis Measures
This outage appears to be affecting homes predominantly in the South Island, while agencies state that energy was being slowly brought back.
Local media have reported that in various locations structures have suffered roof damage, and utility poles and vegetation have been brought down by the gusts.
Within the capital, a man was killed after being struck by a falling limb at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a female was swept into moving cars on a thoroughfare by a intensive burst, in a incident that was captured in a viral dashcam video.
Air travel in and out of the city have been suspended due to the weather, and certain highways and community centers are also closed.
Simultaneously Canterbury officials have declared a crisis declaration, to facilitate disaster response efforts.
Strike Action Alongside Extreme Conditions
The wild winds on today come as numerous of teachers, doctors and other public workers take part in what has been termed a "significant labor action", requesting improved salaries and workplace environments.
However the intense climate has compelled them to alter some of their plans, with some outdoor rallies moved indoors or abandoned.
Like conditions are impacting the neighboring country, causing a heatwave to the remote areas.
Authorities have announced fire bans for concern about wildfires.