Intense gusts attaining speeds of approximately 155km/h (96mph) have caused approximately 90,000 households experiencing outages and compelled authorities to halt over 100 air travel services, based on regional news sources.
These gusts are impacting the whole South Island and southern sections of the northern region, according to the weather forecasting body.
Officials in New Zealand have announced uncommon severe gust advisories - the most severe warning - in key areas including Canterbury and Wellington.
Locals have been encouraged to avoid going outside, refrain from journeys, and make arrangements for further power and communication outages.
Widespread Impact and Emergency Measures
This outage seems to be impacting households mainly in the South Island, while officials report that power was being gradually reinstated.
Domestic outlets have reported that in some places homes have lost their roofs, and utility poles and vegetation have been brought down by the winds.
Within the capital, a person was killed after being struck by a falling limb 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 filmed in a popular vehicle recording.
Flights entering and leaving the urban area have been halted as a result of the gusts, whereas some roads and libraries are not operating.
At the same time local leaders have declared a crisis declaration, to support disaster response efforts.
Strike Action During Severe Weather
These intense gusts on Thursday occur while numerous of teachers, doctors and other public workers are participating in what has been termed a "mega strike", demanding higher wages and enhanced employment terms.
Yet the extreme weather has compelled them to modify some of their plans, with several external protests moved indoors or cancelled.
Like conditions are also sweeping Australia, bringing a heatwave to the remote areas.
Authorities have declared flame prohibitions for apprehension regarding forest fires.