Severe gusts hitting speeds of approximately 155km/h (96mph) have left nearly 90,000 properties lacking electricity and forced agencies to call off in excess of 100 flights, based on local media.
The gales are influencing the entire southern region and lower areas of the northern region, as stated by the national weather agency.
New Zealand authorities have released rare red wind warnings - the most severe warning - in key areas such as these major districts.
Locals have been advised to remain inside, refrain from journeys, and get ready for additional electricity and network failures.
Extensive Impact and Crisis Measures
The electricity loss is primarily influencing residences mainly in the South Island, though authorities state that the electricity supply was being gradually reinstated.
Domestic outlets have reported that in various locations homes have lost their roofs, while utility poles and vegetation have been knocked down by the gales.
Within the capital, a man was killed after being impacted by a wooden fragment at a popular trail walking spot on earlier this week.
Also in the capital, a female was swept into approaching vehicles on a thoroughfare by a powerful blast, in a moment that was filmed in a popular vehicle recording.
Flights entering and leaving the metropolis have been halted because of the gusts, while certain highways and community centers are shut down.
Simultaneously local leaders have issued a emergency situation, to support recovery activities.
Labor Protests During Extreme Conditions
The wild winds on Thursday coincide with numerous of school staff, physicians and civil servants are participating in what has been described as a "mega strike", requesting improved salaries and workplace environments.
But the severe conditions has forced them to change certain arrangements, with various open-air gatherings moved indoors or abandoned.
Similar gusts are impacting the neighboring country, causing a heatwave to the remote areas.
Officials have declared flame prohibitions for fear of wildfires.