New Zealand lies under a southwesterly airflow today, potentially unstable this morning for the North Island especially in the west.

Northland, Auckland, Waikato & Bay Of Plenty
Showers, possibly heavy with thunderstorms and hail then easing in the afternoon and some sun breaking through. Long dry spells by evening. Southwesterly winds.
Highs: 13-15

Western North Island (including Central North Island)
Showers (possibly heavy about Taranaki), easing during the afternoon and clearing by evening as westerly winds change southwest.
Highs: 8-13

Eastern North Island
Mostly sunny with some high cloud, northwesterlies change southwest during the afternoon bringing the risk of a shower otherwise mainly dry.
Highs: 12-14

Wellington
Any early showers clear then sunny areas increase, southerlies die out in the evening.
High: 11

Marlborough & Nelson
Any morning cloud clears to sunny weather, light winds.
Highs: 11-13

Canterbury
Any early showers clear then becoming sunny with southwesterly winds dying out by evening.
Highs: 10-12

West Coast
Any early showers clear then mostly sunny with light southwesterly winds, there may be a shower or two move in just north of Greymouth for a time in the afternoon.
Highs: 9-11

Southland & Otago
Occasional showers for Southland and coastal Otago, further north into northern parts of Otago the risk of showers goes down and conditions become drier with some sun at times. Winds from the west, fresh about coastal areas.
Highs: 7-10

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz