Intense winds hitting speeds of as high as 155km/h (96mph) have caused nearly 90,000 properties experiencing outages and compelled authorities to halt more than 100 aircraft departures, based on regional news sources.
The winds are impacting the entire South Island and lower areas of the North Island, as stated by the national weather agency.
Officials in New Zealand have announced rare red wind warnings - the highest alert level - in core zones such as these major districts.
People have been encouraged to stay indoors, refrain from journeys, and prepare for additional utility disruptions.
Widespread Destruction and Crisis Response
The power cut appears to be affecting residences predominantly in the southern region, although officials say that power was being slowly brought back.
Domestic outlets have indicated that in various locations structures have suffered roof damage, while utility poles and vegetation have been knocked down by the winds.
In Wellington, a person was killed after being impacted by a tree branch at a popular trail walking spot on earlier this week.
Additionally in the city, a individual was blown onto approaching vehicles on a road by a powerful blast, in a moment that was recorded in a viral dashcam video.
Flights in and out of the urban area have been suspended as a result of the gusts, and various routes and public facilities are not operating.
Meanwhile local leaders have issued a state of emergency, to facilitate disaster response efforts.
Strike Action Amid Severe Conditions
The wild winds on today occur while tens of thousands of school staff, physicians and civil servants are engaged in what has been termed a "mega strike", calling for better pay and working conditions.
However the severe conditions has compelled them to modify various scheduled activities, with several external protests moved indoors or abandoned.
Similar gusts are impacting Australia, bringing a high-temperature event to the country's outback.
Authorities have announced fire bans for fear of wildfires.
