A light west to southwesterly airflow lies over New Zealand for most of Saturday, the airflow tends northwest later on and increases overnight. A cold front moves onto the lower South Island on Sunday morning, moving northwards reaching the North Island in the evening.

A few showers affect western parts of the country on Saturday, mostly sunny in the east after a frosty start. Light winds.

Heavy rain for the West Coast of the South Island on Sunday as a front moves northwards, rain eases by evening. Dry spells in the morning for the western North Island, showers pick up from afternoon then rain moves in in the evening. A dry day for the North Island’s east coast, dry at first for eastern parts of the South Island then expect a period of rain or showers as the cold front moves northwards.

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz