Intense gusts reaching speeds of as high as 155km/h (96mph) have resulted in approximately 90,000 households lacking electricity and compelled authorities to cancel more than 100 air travel services, based on regional news sources.
The gales are affecting the entire southern region and lower areas of the northern region, as stated by the country's meteorological service.
The nation's agencies have issued uncommon high-level wind alerts - the top caution category - in key areas such as Wellington and Canterbury.
Residents have been urged to remain inside, refrain from journeys, and make arrangements for further utility disruptions.
Extensive Destruction and Crisis Measures
The electricity loss appears to be affecting residences mostly in the southern region, although officials say that the electricity supply was being slowly brought back.
Local media have stated that in some places structures have suffered roof damage, and power lines and trees have been brought down by the gusts.
In Wellington, a person was fatally injured after being struck by a falling limb at a well-known hiking path on earlier this week.
Also in the capital, a woman was blown onto approaching vehicles on a road by a intensive burst, in a moment that was recorded in a widely shared car camera footage.
Air travel entering and leaving the metropolis have been halted because of the weather, and certain highways and community centers are also closed.
Meanwhile local leaders have announced a emergency situation, to facilitate emergency management operations.
Work Stoppages Amid Severe Weather
The powerful gales on Thursday occur while many of teachers, doctors and other public workers take part in what has been called a "mega strike", requesting improved salaries and workplace environments.
Yet the extreme weather has pressured them to modify various scheduled activities, with various open-air gatherings shifted to interior venues or cancelled.
Like conditions are also sweeping the neighboring country, ushering in a heatwave to the remote areas.
Officials have issued flame prohibitions for fear of wildfires.