Powerful gales hitting velocities of as high as 155km/h (96mph) have resulted in nearly 90,000 homes lacking electricity and forced agencies to call off more than 100 air travel services, according to regional news sources.
These gusts are influencing the whole southern region and lower areas of the northern region, as stated by the national weather agency.
Officials in New Zealand have announced infrequent severe gust advisories - the most severe warning - in core zones including these major districts.
Residents have been encouraged to stay indoors, stay off roads, and get ready for more electricity and network failures.
Widespread Damage and Emergency Response
The electricity loss appears to be affecting homes predominantly in the southern region, though authorities say that the electricity supply was being gradually reinstated.
Local media have indicated that in some places homes have lost their roofs, and utility poles and vegetation have been toppled by the gusts.
Within the capital, a individual was fatally injured after being hit by a falling limb at a well-known hiking path on Tuesday.
Additionally in the city, a individual was blown onto oncoming traffic on a thoroughfare by a powerful blast, in a event that was captured in a popular vehicle recording.
Flights to and from the city have been suspended due to the winds, and some roads and libraries are also closed.
Meanwhile local leaders have issued a crisis declaration, to support recovery activities.
Strike Action During Harsh Weather
These intense gusts on Thursday come as numerous of teachers, doctors and other public workers take part in what has been described as a "major walkout", calling for better pay and working conditions.
But the severe conditions has pressured them to change some of their plans, with some outdoor rallies relocated inside or called off.
Comparable winds are impacting Australia, causing a heatwave to the nation's interior regions.
Agencies have announced fire bans for apprehension regarding bushfires.