Powerful gales reaching speeds of up to 155km/h (96mph) have caused nearly 90,000 properties without power and forced officials to call off in excess of 100 aircraft departures, as reported by local media.
These gusts are affecting the complete southern region and southern sections of the northern region, per the national weather agency.
Officials in New Zealand have released uncommon red wind warnings - the most severe warning - in central regions such as Canterbury and Wellington.
Locals have been encouraged to remain inside, avoid travel, and get ready for further power and communication outages.
Extensive Impact and Crisis Measures
The power cut is primarily influencing residences mainly in the southern region, although officials state that energy was being restored progressively.
Domestic outlets have stated that in various locations structures have suffered roof damage, while power lines and trees have been knocked down by the winds.
In Wellington, a man was fatally injured after being struck by a tree branch at a popular trail walking spot on earlier this week.
Additionally in the city, a woman was pushed toward oncoming traffic on a street by a powerful blast, in a moment that was filmed in a popular vehicle recording.
Air travel entering and leaving the urban area have been suspended due to the winds, whereas some roads and libraries are also closed.
Meanwhile local leaders have issued a crisis declaration, to assist recovery activities.
Work Stoppages During Harsh Weather
The powerful gales on Thursday come as numerous of school staff, physicians and civil servants are participating in what has been described as a "mega strike", calling for better pay and working conditions.
But the extreme weather has forced them to modify certain arrangements, with various open-air gatherings moved indoors or called off.
Comparable winds are affecting the neighboring country, causing a heatwave to the remote areas.
Agencies have declared flame prohibitions for fear of forest fires.