Severe winds reaching speeds of approximately 155km/h (96mph) have left approximately 90,000 properties experiencing outages and forced agencies to call off over 100 flights, according to domestic outlets.
The winds are affecting the complete South Island and southern parts of the northern region, per the weather forecasting body.
Officials in New Zealand have issued uncommon severe gust advisories - the highest alert level - in key areas including Wellington and Canterbury.
Residents have been advised to remain inside, avoid travel, and get ready for additional electricity and network failures.
Broad Impact and Emergency Measures
The power cut appears to be affecting households predominantly in the southern region, though officials say that the electricity supply was being gradually reinstated.
Local media have stated that in various locations structures have suffered roof damage, and power lines and trees have been knocked down by the gusts.
Within the capital, a person was fatally injured after being struck by a wooden fragment at a well-known hiking path on earlier this week.
Meanwhile in Wellington, a individual was pushed toward moving cars on a street by a intensive burst, in a moment that was captured in a popular vehicle recording.
Aircraft services to and from the city have been cancelled because of the gusts, while some roads and libraries are shut down.
Simultaneously Canterbury officials have announced a emergency situation, to support disaster response efforts.
Strike Action During Severe Weather
These intense gusts on this day occur while numerous 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 compelled them to modify certain arrangements, with various open-air gatherings shifted to interior venues or called off.
Comparable winds are also sweeping Australia, bringing a heatwave to the remote areas.
Authorities have announced flame prohibitions for fear of wildfires.
