Severe gales reaching velocities of approximately 155km/h (96mph) have left around 90,000 households lacking electricity and compelled officials to call off more than 100 aircraft departures, as reported by local media.
These gusts are affecting the whole southern region and lower areas of the northern region, per the country's meteorological service.
Officials in New Zealand have announced uncommon red wind warnings - the most severe warning - in key areas such as these major districts.
Residents have been advised to avoid going outside, stay off roads, and get ready for further power and communication outages.
Widespread Destruction and Emergency Measures
The electricity loss appears to be affecting residences mainly in the South Island, although agencies say that the electricity supply was being restored progressively.
Regional news have indicated that in some places structures have suffered roof damage, while power lines and trees have been toppled by the gusts.
In Wellington, a person was killed after being struck by a falling limb at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a woman was pushed toward oncoming traffic on a road by a strong gust of wind, in a moment that was recorded in a widely shared car camera footage.
Air travel entering and leaving the urban area have been cancelled because of the weather, while certain highways and community centers are shut down.
Simultaneously Canterbury officials have declared a state of emergency, to support recovery activities.
Work Stoppages Alongside Severe Conditions
These intense gusts on Thursday coincide with tens of thousands of educators, medical professionals and government employees 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 certain arrangements, with some outdoor rallies moved indoors or cancelled.
Comparable winds are affecting the neighboring country, bringing a period of extreme heat to the nation's interior regions.
Authorities have issued burning restrictions for fear of forest fires.