A high pressure system sits out in the Tasman Sea on Tuesday, while a southwesterly airflow dominates the winds over New Zealand.

For the North Island, cloudy areas dominate in the west with the chance of a shower or two – otherwise it stays mostly dry, along with breezy to brisk southwest winds.
The Bay Of Plenty is mainly sunny, though winds stay fairly breezy here too.
The East Coast is mostly sunny, while light winds tend southerly in the afternoon along with some cloud.
Wellington is mostly sunny also, while northerly winds tend to the south by midday.

In the South Island, southwesterly winds prevail on the West Coast also, with areas of cloud and the odd shower possible – mainly in the morning.
The east coast is mainly sunny, as Canterbury and Marlborough see light winds at first, then tending southerly in the afternoon.
Coastal Otago and Southland see showers which clear in the evening, and central Otago is mainly dry with sunny areas.
Winds about Southland and Otago stay fairly breezy from the southwest.

– Aaron Wilkinson & Drew Chappell, WeatherWatch.co.nz