Severe gales hitting velocities of as high as 155km/h (96mph) have resulted in approximately 90,000 properties lacking electricity and compelled officials to call off in excess of 100 flights, as reported by local media.
The gales are influencing the complete South Island and southern parts of the northern region, as stated by the national weather agency.
The nation's agencies have announced uncommon red wind warnings - the top caution category - in core zones such as these major districts.
Locals have been urged to avoid going outside, avoid travel, and prepare for further electricity and network failures.
Extensive Destruction and Crisis Measures
The electricity loss appears to be affecting homes mostly in the southern region, although officials say that energy was being gradually reinstated.
Regional news have indicated that in various locations homes have lost their roofs, while utility poles and vegetation have been knocked down by the gales.
Across Wellington, a man was killed after being struck by a falling limb at a frequent walking route on Tuesday.
Also in the capital, a woman was pushed toward approaching vehicles on a street by a strong gust of wind, in a moment that was filmed in a widely shared car camera footage.
Air travel in and out of the urban area have been halted due to the winds, whereas some roads and libraries are not operating.
Simultaneously authorities in Canterbury have issued a state of emergency, to assist emergency management operations.
Work Stoppages During Severe Weather
The wild winds on this day coincide with numerous of teachers, doctors and other public workers are engaged in what has been termed a "major walkout", demanding improved salaries and workplace environments.
But the extreme weather has forced them to modify certain arrangements, with several external protests moved indoors or abandoned.
Comparable winds are affecting the nearby nation, ushering in a period of extreme heat to the nation's interior regions.
Authorities have issued burning restrictions for concern about wildfires.