Powerful gusts reaching speeds of up to 155km/h (96mph) have resulted in around 90,000 homes experiencing outages and led agencies to halt over 100 flights, based on regional news sources.
These gusts are impacting the whole southern region and lower areas of the northern region, as stated by the weather forecasting body.
The nation's agencies have announced uncommon severe gust advisories - the highest alert level - in key areas encompassing Canterbury and Wellington.
Residents have been urged to remain inside, stay off roads, and make arrangements for additional electricity and network failures.
Extensive Destruction and Emergency Measures
This outage seems to be impacting households mainly in the southern region, though agencies say that energy was being restored progressively.
Local media have reported that in certain areas roofs have been ripped off houses, while utility poles and vegetation have been brought down by the winds.
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 woman was pushed toward approaching vehicles on a street by a strong gust of wind, in a incident that was captured in a popular vehicle recording.
Flights entering and leaving the metropolis have been suspended as a result of the gusts, while some roads and libraries are not operating.
Simultaneously authorities in Canterbury have announced a state of emergency, to facilitate emergency management operations.
Work Stoppages Alongside Harsh Conditions
The wild winds on this day coincide with many of school staff, physicians and civil servants are participating in what has been termed a "major walkout", requesting higher wages and enhanced employment terms.
However the severe conditions has pressured them to modify certain arrangements, with some outdoor rallies relocated inside or called off.
Comparable winds are affecting the neighboring country, bringing a period of extreme heat to the country's outback.
Officials have declared fire bans for apprehension regarding wildfires.