Severe winds hitting speeds of as high as 155km/h (96mph) have left around 90,000 properties lacking electricity and compelled authorities to cancel in excess of 100 flights, according to regional news sources.
The winds are impacting the entire South Island and southern parts of the northern region, as stated by the weather forecasting body.
The nation's agencies have released rare red wind warnings - the top caution category - in core zones including these major districts.
Residents have been advised to avoid going outside, stay off roads, and get ready for further electricity and network failures.
Extensive Destruction and Emergency Measures
The power cut seems to be impacting homes mainly in the southern region, while officials state that the electricity supply was being gradually reinstated.
Domestic outlets have indicated that in certain areas homes have lost their roofs, while power lines and trees have been toppled by the gales.
In Wellington, a man was fatally injured after being hit by a tree branch at a popular trail walking spot on Tuesday.
Meanwhile in Wellington, a female was blown onto oncoming traffic on a road by a powerful blast, in a incident that was filmed in a widely shared car camera footage.
Air travel to and from the city have been suspended as a result of the gusts, and some roads and libraries are shut down.
Simultaneously Canterbury officials have declared a emergency situation, to facilitate recovery activities.
Labor Protests Amid Extreme Weather
The wild winds on today come as numerous of educators, medical professionals and government employees are participating in what has been termed a "major walkout", calling for improved salaries and workplace environments.
Yet the severe conditions has forced them to alter certain arrangements, with various open-air gatherings relocated inside or abandoned.
Comparable winds are also sweeping the neighboring country, bringing a heatwave to the country's outback.
Authorities have announced flame prohibitions for fear of wildfires.
