Severe gales attaining speeds of approximately 155km/h (96mph) have resulted in approximately 90,000 properties experiencing outages and compelled officials to cancel over 100 aircraft departures, based on regional news sources.
The gales are impacting the entire southern region and lower areas of the North Island, according to the weather forecasting body.
The nation's agencies have announced rare severe gust advisories - the top caution category - in central regions such as Wellington and Canterbury.
Residents have been encouraged to remain inside, refrain from journeys, and make arrangements for further power and communication outages.
Broad Destruction and Crisis Response
The electricity loss is primarily influencing residences mainly in the southern region, while officials report that power was being gradually reinstated.
Local media have reported that in some places roofs have been ripped off houses, while power lines and trees have been toppled by the winds.
Across Wellington, a person was fatally injured after being hit by a falling limb at a frequent walking route on earlier this week.
Additionally in the city, a woman was swept into moving cars on a road by a intensive burst, in a incident that was filmed in a viral dashcam video.
Aircraft services entering and leaving the city have been halted due to the gusts, whereas some roads and libraries are shut down.
At the same time local leaders have issued a crisis declaration, to assist emergency management operations.
Work Stoppages During Extreme Conditions
The powerful gales on today occur while tens of thousands of educators, medical professionals and government employees take part in what has been described as a "major walkout", demanding improved salaries and workplace environments.
Yet the severe conditions has forced them to alter certain arrangements, with several external protests moved indoors or abandoned.
Comparable winds are affecting the nearby nation, bringing a high-temperature event to the country's outback.
Agencies have announced fire bans for fear of forest fires.