Severe gales hitting speeds of as high as 155km/h (96mph) have left approximately 90,000 properties lacking electricity and led officials to halt in excess of 100 aircraft departures, as reported by regional news sources.
The winds are affecting the complete southern region and southern parts of the northern region, according to the weather forecasting body.
New Zealand authorities have released rare red wind warnings - the highest alert level - in key areas including these major districts.
Locals have been urged to remain inside, avoid travel, and make arrangements for further power and communication outages.
Extensive Impact and Crisis Response
This outage seems to be impacting households mainly in the South Island, though officials state that energy was being gradually reinstated.
Local media have indicated that in various locations structures have suffered roof damage, whereas utility poles and vegetation have been knocked down by the winds.
In Wellington, a person was killed after being struck by a tree branch at a well-known hiking path on Tuesday.
Meanwhile in Wellington, a individual was blown onto oncoming traffic on a thoroughfare by a powerful blast, in a event that was recorded in a viral dashcam video.
Aircraft services to and from the metropolis have been cancelled as a result of the gusts, whereas various routes and public facilities are shut down.
Simultaneously local leaders have declared a emergency situation, to facilitate recovery activities.
Work Stoppages Alongside Severe Conditions
The powerful gales on today come as many of educators, medical professionals and government employees are engaged in what has been described as a "major walkout", calling for improved salaries and workplace environments.
Yet the severe conditions has forced them to modify some of their plans, with various open-air gatherings relocated inside or called off.
Like conditions are also sweeping Australia, causing a period of extreme heat to the remote areas.
Authorities have declared fire bans for concern about wildfires.