Intense gusts attaining velocities of as high as 155km/h (96mph) have caused approximately 90,000 homes lacking electricity and compelled agencies to halt in excess of 100 aircraft departures, according to domestic outlets.
The winds are impacting the whole southern region and southern parts of the northern region, as stated by the country's meteorological service.
Officials in New Zealand have issued rare red wind warnings - the most severe warning - in key areas including these major districts.
People have been advised to avoid going outside, stay off roads, and make arrangements for additional electricity and network failures.
Broad Destruction and Crisis Measures
The electricity loss appears to be affecting residences mostly in the South Island, while agencies say that power was being gradually reinstated.
Local media have reported that in various locations roofs have been ripped off houses, and trees and electricity poles have been toppled by the winds.
Across Wellington, a person was fatally injured after being hit by a wooden fragment at a popular trail walking spot on Tuesday.
Additionally in the city, a woman was blown onto approaching vehicles on a road by a intensive burst, in a moment that was filmed in a viral dashcam video.
Air travel entering and leaving the urban area have been halted due to the weather, whereas some roads and libraries are also closed.
Meanwhile Canterbury officials have announced a state of emergency, to support disaster response efforts.
Work Stoppages During Harsh Conditions
The powerful gales on Thursday occur while many of educators, medical professionals and government employees are engaged in what has been termed a "mega strike", demanding higher wages and enhanced employment terms.
Yet the extreme weather has forced them to modify certain arrangements, with several external protests moved indoors or cancelled.
Similar gusts are impacting the nearby nation, ushering in a heatwave to the country's outback.
Officials have declared flame prohibitions for fear of wildfires.
