A low pressure system to the west flings a front over the South Island today meanwhile a humid northerly airflow for the North Island brings areas of patchy rain or drizzle in the west, drier weather for the east. A front marches northeastwards over the North Island during Friday, two low pressure systems sit either side of the South Island.

Patchy rain or drizzle for western regions of the North Island today, mainly dry out east with high cloud. Rain for the West Coast of the South Island, there may be a heavy fall or two. Rain about Southland spreads into Otago during the afternoon. Mainly dry with high cloud about Canterbury, late afternoon or evening some rain moves in. Nelson and Marlborough have spits of rain or showers, more persistent rain develops in the evening then clearing overnight.

Rain for the western / northern North Island eases on Friday morning, some sun starts to break through in the west from afternoon then some late sun possible for the likes of Auckland. Rain for Bay Of Plenty for most of the day, heavy in the east then easing overnight. Scattered rain develops in the morning for the east coast, clearing in the evening. Areas of rain for the west and south of the South Island, patchy rain or showers about South Canterbury spreads into North Canterbury during the afternoon. Marlborough has a mainly dry and sunny day after morning high cloud clears.

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz