The Wairarapa be under a severe wind warning, as gusts of 120km/h in exposed areas are forecasted.
The strong wind could damage trees, powerlines and unsecured structures.
Waka Kotahi NZTA warned motorists of possible hazardous driving conditions, especially for those in high-sided vehicles and on motorbikes.
Because of the extreme weather set to hit the capital, the Wellington Harbour ferry will be operating on a restricted timetable.
The timetable will be as follows: departing Queens Wharf: 2.05pm, 4.30pm, 5.30pm, & 6.30pm. Departing Days Bay: 3.15pm, 4.55pm, 6, & 6.55pm. This also means there will be no travel into Seatoun this afternoon.
The wild wind and rain is part of a wider weather system that has resulted in a rare "red warning" being issued for parts of the South Island's West Coast. Residents are told to brace for heavy rain, flooding, slips and possible thunderstorms.