A large anticyclone brings mainly settled weather on Wednesday however unstable conditions may develop about some North Island regions in the afternoon, especially inland where thundery falls are possible.

Sunny spells for many North Island regions on Wednesday, isolated showers possible in the afternoon especially about inland areas where some may become heavy with thunderstorms then easing in the evening.

A mostly sunny day for the South Island, low risk of an isolated shower about inland South Canterbury late afternoon / evening. Any morning cloud clears for the West Coast then sunny with light winds.

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz