Intense gales reaching speeds of up to 155km/h (96mph) have resulted in approximately 90,000 properties without power and forced authorities to call off in excess of 100 flights, as reported by regional news sources.
These gusts are affecting the complete South Island and lower areas of the North Island, according to the country's meteorological service.
Officials in New Zealand have issued infrequent severe gust advisories - the highest alert level - in key areas such as Wellington and Canterbury.
Locals have been encouraged to avoid going outside, refrain from journeys, and make arrangements for further electricity and network failures.
Extensive Damage and Crisis Measures
The power cut appears to be affecting households predominantly in the southern region, while authorities report that the electricity supply was being restored progressively.
Local media have stated that in various locations roofs have been ripped off houses, and trees and electricity poles have been knocked down by the gales.
In Wellington, a person was fatally injured after being hit by a falling limb at a frequent walking route on Tuesday.
Also in the capital, a female was blown onto approaching vehicles on a thoroughfare by a powerful blast, in a incident that was filmed in a popular vehicle recording.
Air travel in and out of the city have been halted because of the gusts, whereas certain highways and community centers are also closed.
Simultaneously local leaders have issued a state of emergency, to support recovery activities.
Strike Action Alongside Severe Weather
These intense gusts on Thursday come as numerous of school staff, physicians and civil servants are participating in what has been described as a "significant labor action", requesting improved salaries and workplace environments.
However the severe conditions has compelled them to modify some of their plans, with various open-air gatherings shifted to interior venues or called off.
Similar gusts are impacting the neighboring country, causing a heatwave to the nation's interior regions.
Officials have announced burning restrictions for concern about bushfires.
