Powerful gales hitting speeds of as high as 155km/h (96mph) have left around 90,000 properties lacking electricity and compelled authorities to cancel more than 100 air travel services, based on local media.
These gusts are affecting the complete southern region and lower areas of the North Island, as stated by the national weather agency.
New Zealand authorities have announced rare severe gust advisories - the highest alert level - in key areas including these major districts.
Residents have been advised to avoid going outside, refrain from journeys, and get ready for further power and communication outages.
Extensive Damage and Emergency Measures
The power cut seems to be impacting households mainly in the South Island, though officials say that power was being gradually reinstated.
Domestic outlets have reported that in some places roofs have been ripped off houses, and power lines and trees have been knocked down by the gusts.
Across Wellington, a man was fatally injured after being struck by a falling limb at a well-known hiking path on earlier this week.
Additionally in the city, a female was pushed toward moving cars on a road by a powerful blast, in a incident that was captured in a popular vehicle recording.
Flights to and from the city have been halted as a result of the gusts, and certain highways and community centers are shut down.
At the same time Canterbury officials have announced a emergency situation, to assist recovery activities.
Work Stoppages During Severe Conditions
The powerful gales on Thursday coincide with tens of thousands of school staff, physicians and civil servants are engaged in what has been described as a "mega strike", requesting higher wages and enhanced employment terms.
Yet the severe conditions has forced them to modify certain arrangements, with various open-air gatherings relocated inside or called off.
Similar gusts are affecting the neighboring country, causing a heatwave to the country's outback.
Authorities have declared flame prohibitions for concern about wildfires.
