Intense gusts attaining speeds of approximately 155km/h (96mph) have resulted in around 90,000 properties lacking electricity and compelled agencies to call off more than 100 flights, based on domestic outlets.
These gusts are impacting the whole southern region and lower areas of the northern region, as stated by the weather forecasting body.
The nation's agencies have released rare red wind warnings - the most severe warning - in key areas including Wellington and Canterbury.
Locals have been urged to remain inside, refrain from journeys, and prepare for more utility disruptions.
Widespread Damage and Emergency Response
The electricity loss seems to be impacting homes predominantly in the southern region, though agencies report that energy was being gradually reinstated.
Regional news have stated that in some places structures have suffered roof damage, whereas power lines and trees have been knocked down by the winds.
Across Wellington, a person was killed after being impacted by a tree branch at a frequent walking route on earlier this week.
Meanwhile in Wellington, a female was blown onto approaching vehicles on a road by a powerful blast, in a moment that was recorded in a popular vehicle recording.
Flights entering and leaving the metropolis have been suspended because of the weather, while certain highways and community centers are shut down.
At the same time authorities in Canterbury have announced a emergency situation, to assist emergency management operations.
Labor Protests Amid Harsh Weather
The wild winds on Thursday come as tens of thousands of educators, medical professionals and government employees are participating in what has been called a "major walkout", calling for improved salaries and workplace environments.
Yet the intense climate has pressured them to change some of their plans, with some outdoor rallies relocated inside or cancelled.
Like conditions are impacting the neighboring country, bringing a high-temperature event to the country's outback.
Authorities have declared fire bans for concern about bushfires.