Intense gusts reaching velocities of as high as 155km/h (96mph) have caused approximately 90,000 properties lacking electricity and compelled authorities to call off more than 100 flights, as reported by regional news sources.
The winds are affecting the complete South Island and southern parts of the northern region, as stated by the country's meteorological service.
The nation's agencies have announced uncommon severe gust advisories - the highest alert level - in key areas encompassing Canterbury and Wellington.
Residents have been advised to avoid going outside, refrain from journeys, and prepare for more electricity and network failures.
Widespread Impact and Emergency Measures
The electricity loss appears to be affecting homes mostly in the southern region, while officials report that power was being slowly brought back.
Regional news have indicated that in various locations structures have suffered roof damage, and utility poles and vegetation have been knocked down by the winds.
In Wellington, a person was fatally injured after being struck by a wooden fragment at a well-known hiking path on Tuesday.
Also in the capital, a female was pushed toward moving cars on a street by a strong gust of wind, in a moment that was filmed in a widely shared car camera footage.
Flights entering and leaving the metropolis have been suspended because of the winds, and certain highways and community centers are also closed.
Simultaneously Canterbury officials have declared a crisis declaration, to assist recovery activities.
Strike Action Amid Extreme Conditions
These intense gusts on this day come as tens of thousands of educators, medical professionals and government employees take part in what has been called a "mega strike", calling for better pay and working conditions.
But the intense climate has compelled them to alter various scheduled activities, with several external protests shifted to interior venues or called off.
Like conditions are impacting the neighboring country, causing a period of extreme heat to the remote areas.
Officials have announced burning restrictions for concern about bushfires.
