A ridge covers most of New Zealand today however we do have what will be Ex Tropical Cyclone Hola sliding down the northeastern side of the upper North Island during the day.

Northland, Auckland, Waikato & Bay Of Plenty
Rain with heavy falls about Northland spreading southwards this morning, reaching the Waikato and Bay Of Plenty late morning or around midday. Rain will be heaviest about Northland (especially in the east), Great Barrier Island and the Coromandel. Winds strong from the southeast with gales likely about eastern coastal fringes and offshore islands to the northeast. Winds changing south to southwest this evening, rain clears later on or overnight.
Highs: 18-22

Western North Island (including Central North Island)
High cloud thickens up this morning, rain late afternoon / evening with the chance of a heavy fall then clearing overnight. East to southeasterly winds.
Highs: 18-21

Eastern North Island
Mostly cloudy about Hawkes Bay and Gisborne, high cloud further south. Light showers about Gisborne turning to rain by midday, rain the spreads southwards this afternoon. Rain may be heavy about Hawkes Bay and Gisborne especially in the evening then clearing overnight. Easterly winds freshen, strong for a time late afternoon / evening then changing south to southwest later on.
Highs: 18-20

Wellington
Sunny areas and some high cloud, northerly winds.
High: 21

Marlborough & Nelson
Sunny areas and some high cloud, north to northeasterly winds.
Highs: 21-24

Canterbury
Mostly sunny with some high cloud, afternoon east to northeast winds.
Highs: 20-23

West Coast
Mostly sunny, a few showers about Fiordland turn to rain this afternoon. Light west to southwest breezes, tending northwest further south.
Highs: 18-23

Southland & Otago
Cloudy areas for Southland with the chance of a shower, more so in the evening. Otago has mostly sunny weather with some high cloud. Northwesterly winds for most however tending northeast about coastal Otago.
Highs: 20-23

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz