Intense gusts reaching speeds of as high as 155km/h (96mph) have left around 90,000 households experiencing outages and compelled officials to cancel in excess of 100 flights, based on domestic outlets.
The gales are affecting the whole South Island and southern sections of the North Island, as stated by the country's meteorological service.
New Zealand authorities have announced uncommon severe gust advisories - the most severe warning - in key areas including Wellington and Canterbury.
People have been urged to avoid going outside, avoid travel, and prepare for additional utility disruptions.
Broad Impact and Emergency Measures
This outage appears to be affecting households mostly in the South Island, although authorities state that energy was being restored progressively.
Regional news have stated that in some places roofs have been ripped off houses, and power lines and trees have been toppled by the gusts.
In Wellington, a individual was fatally injured after being impacted by a falling limb at a popular trail walking spot on earlier this week.
Meanwhile in Wellington, a female was blown onto oncoming traffic on a street by a strong gust of wind, in a incident that was filmed in a popular vehicle recording.
Aircraft services entering and leaving the urban area have been suspended as a result of the gusts, whereas some roads and libraries are shut down.
At the same time local leaders have declared a crisis declaration, to facilitate recovery activities.
Labor Protests Alongside Severe Weather
The powerful gales on today occur while many of teachers, doctors and other public workers are participating in what has been described as a "mega strike", demanding improved salaries and workplace environments.
Yet the severe conditions has compelled them to modify various scheduled activities, with some outdoor rallies moved indoors or cancelled.
Similar gusts are impacting the neighboring country, bringing a period of extreme heat to the nation's interior regions.
Agencies have announced burning restrictions for apprehension regarding forest fires.