Powerful gales reaching velocities of approximately 155km/h (96mph) have caused nearly 90,000 properties lacking electricity and forced officials to halt in excess of 100 flights, according to regional news sources.
The gales are influencing the complete southern region and southern sections of the northern region, as stated by the weather forecasting body.
New Zealand authorities have issued infrequent high-level wind alerts - the highest alert level - in key areas encompassing Canterbury and Wellington.
Locals have been urged to remain inside, refrain from journeys, and make arrangements for more utility disruptions.
Extensive Destruction and Emergency Measures
The electricity loss seems to be impacting homes mainly in the South Island, though authorities state that power was being gradually reinstated.
Regional news have indicated that in various locations structures have suffered roof damage, whereas power lines and trees have been knocked down by the gusts.
In Wellington, a man was killed after being impacted by a tree branch at a well-known hiking path on Tuesday.
Also in the capital, a woman was swept into moving cars on a street by a intensive burst, in a incident that was captured in a widely shared car camera footage.
Flights to and from the city have been cancelled due to the winds, and various routes and public facilities are also closed.
Meanwhile authorities in Canterbury have issued a emergency situation, to support disaster response efforts.
Work Stoppages Amid Harsh Conditions
These intense gusts on today occur while many of school staff, physicians and civil servants are participating in what has been termed a "major walkout", demanding improved salaries and workplace environments.
But the severe conditions has compelled them to alter various scheduled activities, with several external protests shifted to interior venues or called off.
Similar gusts are impacting Australia, ushering in a heatwave to the country's outback.
Agencies have announced flame prohibitions for apprehension regarding wildfires.