Heavy rain, wind and thunderstorms are expected for the upper North Island from tonight until Friday, with MetService issuing warnings for Coromandel, western Bay of Plenty and Gisborne.
There was also a risk of thunderstorms across Northland, Auckland, Great Barrier Island and Coromandel from 8pm tonight.
Winds in Auckland were also set to gale, possibly severe gale, between 8pm Wednesday and 4am Thursday.
MetService said up to 150mm of rain were expected in Coromandel between midnight and 3pm tomorrow with peaks of 25mm to 40mm per hour in thunderstorms.
Gisborne was in for up to 180mm of rain in the ranges north of the city, with up to 100mm elsewhere.
Up to 100mm was expected in Bay Of Plenty west of Te Puke, with 150mm about the ranges and peaks of up to 35mm an hour in thunderstorms.
The South Island remaind chilly today, with Alexandra not rising about 0 degrees all day.