Severe winds reaching velocities of as high as 155km/h (96mph) have caused around 90,000 homes without power and compelled authorities to cancel in excess of 100 air travel services, as reported by domestic outlets.
The gales are affecting the entire South Island and southern sections of the northern region, as stated by the country's meteorological service.
New Zealand authorities have announced infrequent high-level wind alerts - the highest alert level - in key areas encompassing Wellington and Canterbury.
Residents have been advised to stay indoors, stay off roads, and prepare for more electricity and network failures.
Extensive Impact and Crisis Response
The power cut is primarily influencing residences mainly in the southern region, while agencies report that the electricity supply was being restored progressively.
Local media have indicated that in some places structures have suffered roof damage, and power lines and trees have been knocked down by the gusts.
In Wellington, a man was fatally injured after being impacted by a tree branch at a well-known hiking path on earlier this week.
Meanwhile in Wellington, a woman was blown onto approaching vehicles on a road by a intensive burst, in a incident that was filmed in a viral dashcam video.
Air travel to and from the metropolis have been cancelled as a result of the gusts, and certain highways and community centers are also closed.
Simultaneously authorities in Canterbury have issued a emergency situation, to facilitate recovery activities.
Work Stoppages Alongside Harsh Weather
The powerful gales on today coincide with numerous of educators, medical professionals and government employees are participating in what has been described as a "mega strike", calling for better pay and working conditions.
But the intense climate has forced them to change certain arrangements, with various open-air gatherings moved indoors or called off.
Comparable winds are also sweeping the nearby nation, bringing a heatwave to the country's outback.
Agencies have announced flame prohibitions for apprehension regarding wildfires.