A low pressure system to the west flings a front over the South Island on Thursday meanwhile a humid northerly airflow for the North Island brings areas of patchy rain or drizzle in the west, drier weather for the east.

Patchy rain or drizzle for western regions of the North Island on Thursday, mainly dry out east with high cloud however there could be a spot of rain spread from the west at times.

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.

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz