Severe gales attaining speeds of as high as 155km/h (96mph) have left nearly 90,000 homes lacking electricity and compelled agencies to cancel over 100 air travel services, as reported by regional news sources.
These gusts are affecting the whole South Island and lower areas of the northern region, according to the weather forecasting body.
New Zealand authorities have announced infrequent high-level wind alerts - the top caution category - in core zones such as Canterbury and Wellington.
People have been advised to avoid going outside, avoid travel, and prepare for additional utility disruptions.
Widespread Damage and Crisis Measures
The power cut is primarily influencing homes predominantly in the southern region, although authorities say that energy was being gradually reinstated.
Local media have indicated that in various locations homes have lost their roofs, whereas utility poles and vegetation have been toppled by the gales.
Across Wellington, a individual was killed after being impacted by a wooden fragment at a frequent walking route on earlier this week.
Also in the capital, a individual was swept into oncoming traffic on a street by a intensive burst, in a event that was captured in a viral dashcam video.
Air travel in and out of the city have been suspended as a result of the gusts, whereas certain highways and community centers are also closed.
Meanwhile Canterbury officials have declared a emergency situation, to support recovery activities.
Labor Protests Amid Extreme Conditions
The powerful gales on this day coincide with many of educators, medical professionals and government employees are participating in what has been termed a "mega strike", calling for higher wages and enhanced employment terms.
However the severe conditions has compelled them to alter various scheduled activities, with various open-air gatherings relocated inside or called off.
Like conditions are impacting the nearby nation, causing a heatwave to the remote areas.
Authorities have issued flame prohibitions for apprehension regarding forest fires.