Intense gusts reaching speeds of up to 155km/h (96mph) have left approximately 90,000 properties without power and forced authorities to halt over 100 aircraft departures, based on domestic outlets.
The gales are affecting the complete southern region and southern parts of the northern region, as stated by the weather forecasting body.
New Zealand authorities have announced infrequent severe gust advisories - the top caution category - in central regions encompassing Canterbury and Wellington.
Locals have been urged to remain inside, refrain from journeys, and get ready for additional utility disruptions.
Widespread Impact and Crisis Measures
The power cut appears to be affecting residences mostly in the southern region, though agencies state that energy was being gradually reinstated.
Regional news have stated that in some places homes have lost their roofs, while utility poles and vegetation have been knocked down by the winds.
Across Wellington, a person was fatally injured after being hit by a wooden fragment at a frequent walking route on earlier this week.
Also in the capital, a female was blown onto moving cars on a street by a strong gust of wind, in a incident that was captured in a widely shared car camera footage.
Aircraft services in and out of the city have been cancelled as a result of the weather, while various routes and public facilities are also closed.
Simultaneously Canterbury officials have issued a state of emergency, to support disaster response efforts.
Work Stoppages Alongside Severe Weather
The wild winds on today coincide with many of educators, medical professionals and government employees are engaged in what has been described as a "major walkout", demanding improved salaries and workplace environments.
However the extreme weather has forced them to modify certain arrangements, with several external protests moved indoors or called off.
Like conditions are impacting the nearby nation, causing a high-temperature event to the nation's interior regions.
Officials have issued fire bans for concern about bushfires.
