Intense winds reaching velocities of approximately 155km/h (96mph) have caused nearly 90,000 households lacking electricity and compelled authorities to cancel over 100 flights, based on domestic outlets.
The winds are influencing the entire southern region and southern parts of the North Island, as stated by the weather forecasting body.
New Zealand authorities have announced infrequent red wind warnings - the most severe warning - in central regions such as Canterbury and Wellington.
People have been advised to stay indoors, stay off roads, and prepare for additional utility disruptions.
Widespread Impact and Emergency Measures
This outage seems to be impacting households mostly in the southern region, while officials report that the electricity supply was being slowly brought back.
Domestic outlets have stated that in various locations structures have suffered roof damage, and utility poles and vegetation have been knocked down by the gales.
Within the capital, a man was fatally injured after being hit by a wooden fragment at a well-known hiking path on earlier this week.
Meanwhile in Wellington, a female was blown onto moving cars on a thoroughfare by a intensive burst, in a incident that was filmed in a popular vehicle recording.
Aircraft services to and from the city have been suspended as a result of the winds, and various routes and public facilities are shut down.
Simultaneously authorities in Canterbury have issued a state of emergency, to facilitate emergency management operations.
Strike Action Alongside Harsh Weather
These intense gusts on this day come as many of school staff, physicians and civil servants take part in what has been termed a "major walkout", calling for improved salaries and workplace environments.
But the extreme weather has forced them to change certain arrangements, with various open-air gatherings shifted to interior venues or abandoned.
Like conditions are affecting the nearby nation, causing a period of extreme heat to the country's outback.
Officials have announced burning restrictions for fear of wildfires.