Powerful winds reaching speeds of up to 155km/h (96mph) have left around 90,000 households lacking electricity and compelled agencies to cancel more than 100 air travel services, as reported by local media.
These gusts are impacting the entire southern region and southern parts of the northern region, as stated by the country's meteorological service.
The nation's agencies have released rare red wind warnings - the top caution category - in key areas encompassing these major districts.
Residents have been urged to avoid going outside, refrain from journeys, and get ready for further power and communication outages.
Extensive Damage and Crisis Measures
The electricity loss is primarily influencing residences mainly in the South Island, while agencies say that the electricity supply was being restored progressively.
Domestic outlets have reported that in various locations structures have suffered roof damage, and trees and electricity poles have been knocked down by the gales.
Within the capital, a individual was killed after being hit by a falling limb at a frequent walking route on earlier this week.
Also in the capital, a woman was pushed toward moving cars on a street by a powerful blast, in a event that was filmed in a viral dashcam video.
Air travel in and out of the city have been suspended because of the weather, and certain highways and community centers are also closed.
Simultaneously authorities in Canterbury have announced a crisis declaration, to assist recovery activities.
Strike Action Alongside Harsh Conditions
These intense gusts on today occur while numerous of educators, medical professionals and government employees take part in what has been described as a "major walkout", requesting improved salaries and workplace environments.
However the extreme weather has compelled them to change some of their plans, with several external protests relocated inside or cancelled.
Comparable winds are affecting Australia, causing a period of extreme heat to the country's outback.
Officials have declared burning restrictions for concern about wildfires.