Intense gales hitting speeds of approximately 155km/h (96mph) have caused nearly 90,000 homes experiencing outages and compelled agencies to halt in excess of 100 air travel services, based on regional news sources.
The gales are affecting the complete southern region and southern parts of the North Island, per the national weather agency.
New Zealand authorities have announced infrequent severe gust advisories - the most severe warning - in core zones encompassing Canterbury and Wellington.
Locals have been advised to stay indoors, avoid travel, and get ready for more utility disruptions.
Widespread Impact and Crisis Measures
The electricity loss is primarily influencing households mainly in the southern region, though officials state that power was being slowly brought back.
Local media have reported that in some places homes have lost their roofs, while trees and electricity poles have been knocked down by the winds.
In Wellington, a man was fatally injured after being struck by a falling limb at a popular trail walking spot on earlier this week.
Meanwhile in Wellington, a female was pushed toward approaching vehicles on a road by a powerful blast, in a incident that was filmed in a widely shared car camera footage.
Flights in and out of the urban area have been cancelled due to the gusts, and various routes and public facilities are also closed.
Simultaneously authorities in Canterbury have issued a state of emergency, to support emergency management operations.
Work Stoppages Alongside Harsh Conditions
These intense gusts on today coincide with tens of thousands of school staff, physicians and civil servants take part in what has been termed a "major walkout", calling for improved salaries and workplace environments.
Yet the severe conditions has pressured them to change some of their plans, with some outdoor rallies relocated inside or cancelled.
Similar gusts are affecting Australia, causing a heatwave to the country's outback.
Agencies have issued flame prohibitions for apprehension regarding bushfires.