Tuesday sees a northerly airflow increase ahead of a front which moves onto the South Island in the afternoon then further north later in the evening.

Sunny areas and increasing cloud for the upper North Island, late afternoon or evening showers develop then turning to rain later on with heavy falls possible. West to northwesterly winds.

Sunny spells about the lower western North Island, cloud increasing from afternoon then expect evening showers. Taranaki sees skies cloud up a bit earlier then elsewhere in the west, rain moves in late afternoon possibly becoming heavy in the evening. Freshening northwesterly winds.

A sunny day along the east coast with some evening high cloud then the chance of a few late / overnight spots of rain, light winds tend northeasterly in the afternoon then die away in the evening. Wairarapa sees northwesterlies for much of the day. Becoming mostly cloudy in the morning for Wellington, some late afternoon / evening rain. Freshening northwesterly winds.

Mostly sunny then high cloud thickens up after midday for Marlborough, a few spots of rain late afternoon then clearing in the evening. Nelson sees cloud increase in the morning, some rain in the afternoon then clearing evening also. Increasing north to northwesterly winds.

Mostly sunny with some high cloud for Canterbury, there may be a spot of rain about South Canterbury late morning / around midday then clearing. Breezy northeasterly winds tend northwest overnight.

Showers develop in the morning for the West Coast, afternoon rain. Late evening / overnight rain with heavy falls and thunderstorms are possible. Northeasterly winds tend northwest in the evening. Any early spots of rain clear Southland / Otago then some sun breaks through in the afternoon, further spots of rain possible overnight. Northeast winds tend northwest late afternoon.