Northland, Auckland and Coromandel: Mainly fine. However, isolated showers becoming confined to western areas in the afternoon.
Waikato to Wellington, including Bay of Plenty and the central high country, also Wairarapa: Showers becoming widespread and heavy early morning. Thunderstorms possible about Taranaki and Bay of Plenty this morning, Wellington and southern Wairarapa this afternoon.
Gisborne and Hawkes Bay: Mainly fine.
Marlborough, Nelson and Buller: Rain at first, then showers. Thunderstorms possible early morning and again this afternoon, with hail.
Westland and Fiordland: Rain early morning north of Harihari, then becoming mainly fine everywhere. However, isolated afternoon and evening showers.
Canterbury, Otago and Southland: Showers, especially this afternoon and evening, when isolated thunderstorms with hail are likely south of Timaru.
Chatham Islands: Periods of rain.
Thursday: North Island, fine spells, but a few showers also, mainly in the west. South Island, a few showers in the west, turning to heavy rain in Fiordland, some high cloud and a few spots of rain elsewhere.
Friday: North Island, fine breaks, but the odd shower in the west, turning to rain overnight. South Island, rain spreading to most places, with some heavy falls in the west and south, and snow about the hilltops in the south. Saturday: North Island, early rain easing to a few showers and mostly clearing in the north. South Island, rain or showers in most places, but becoming fine in Westland and Fiordland.
Chatham Islands: On Thursday, the odd shower at first, but fine breaks increasing. Winds turning westerly. On Friday, cloudy periods and northerlies developing later. On Saturday, a few showers and a strong westerly change.