Powerful winds reaching velocities of up to 155km/h (96mph) have resulted in nearly 90,000 households without power and led officials to call off over 100 air travel services, according to regional news sources.
The gales are impacting the entire southern region and southern parts of the North Island, per the country's meteorological service.
The nation's agencies have announced rare red wind warnings - the most severe warning - in core zones such as Canterbury and Wellington.
People have been advised to stay indoors, avoid travel, and make arrangements for more utility disruptions.
Broad Impact and Crisis Measures
The electricity loss appears to be affecting households predominantly in the South Island, though agencies say that energy was being restored progressively.
Regional news have stated that in certain areas roofs have been ripped off houses, whereas power lines and trees have been brought down by the gusts.
Within the capital, a man was fatally injured after being impacted by a wooden fragment at a popular trail walking spot on earlier this week.
Also in the capital, a woman was blown onto approaching vehicles on a street by a intensive burst, in a incident that was captured in a viral dashcam video.
Air travel entering and leaving the metropolis have been halted as a result of the gusts, whereas various routes and public facilities are also closed.
Simultaneously local leaders have issued a emergency situation, to assist emergency management operations.
Labor Protests Alongside Severe Conditions
The wild winds on Thursday occur while tens of thousands of school staff, physicians and civil servants take part in what has been termed a "major walkout", requesting higher wages and enhanced employment terms.
But the intense climate has forced them to change various scheduled activities, with various open-air gatherings shifted to interior venues or called off.
Comparable winds are also sweeping the nearby nation, causing a heatwave to the remote areas.
Agencies have announced fire bans for fear of forest fires.