A ridge moves onto the South Island during Wednesday while a southerly airflow lies over the North Island.

A mix of sun and cloud for the upper North Island, may be a shower late afternoon / evening. Light southerlies. Northland sees the chance of a morning shower in the west then cloud breaks to sunny spells with southwesterly breezes.

For the lower western North Island. Nearer the ranges to the east (Manawatu for e.g.) expect cloudy areas with the risk of a shower, further west about the likes of Taranaki expect conditions to become mostly sunny in the morning. South to southeasterly winds. Cloudy with a few patchy light showers along the east coast, fresh south to southwesterly winds.

Mostly cloudy for Wellington, may be a shower or two with cool southerly winds.

May be a morning shower about Marlborough, cloud breaking to sunny areas from afternoon with southeasterly winds. Nelson sees the chance of a morning shower also, cloud hangs around for much of the day with light Northerlies from midday. A few light morning showers in Canterbury, cloud breaks later in the day. Breezy south to southwesterly winds die out in the evening.

Sunny with light winds along the West Coast, inland Buller sees pleasant afternoon temperatures. May be a morning shower for coastal areas of Southland and Otago then sunny spells increase, mainly sunny inland after morning cloud breaks away. West to southwesterly winds die out in the evening.