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Brief Forecast for all New Zealand
Valid to Midnight Saturday, 18-Apr
Northland to Waikato, also Coromandel, Bay of Plenty and Taupo
Partly cloudy with isolated showers today. Showers increasing tomorrow and turning to rain in the evening, possibly heavy and thundery.
Gisborne to Wairarapa
Generally fine today. The odd shower tomorrow, and rain developing south of Napier from afternoon.
Waitomo to Wellington, including Taumarunui and Taihape, also Nelson and Marlborough
Partly cloudy with one or two showers today. Periods of rain tomorrow, heavy at times with possible thunderstorms, clearing from Nelson and Marlborough in the evening.
Canterbury
Partly cloudy, with rain at times inland and the odd shower spreading elsewhere.
Buller to Fiordland, also Stewart Island
Showers, heavy at times with thunderstorms and hail.
Otago and Southland
Scattered rain today. Fine spells and showers tomorrow, possibly thundery in the east.
Chatham Islands
Fine spells and the odd shower.
Outlook for following three days
Sunday
North Island: Rain, possibly heavy, clearing in the east and turning to showers elsewhere.
South Island: Mostly cloudy with showers, gradually in the west.
Monday
North Island: Periods of rain or showers for most, possibly heavy.
South Island: Rain in the east, heavy at times. Mostly fine in the west.
Tuesday
North Island: Showers, possibly heavy.
South Island: Periods of rain in the east, possibly heavy. Partly cloudy in the west, with the odd shower.
Chatham Islands
Cloud increasing. Occasional showers, turning to rain for a time late Sunday or early Monday, possibly heavy. Strong northerlies tending easterly Tuesday.
Issued: 11:20am Friday 17 Apr 2026