A large high slips eastwards south of New Zealand today while a deepening low moves towards the North Island during the day. This low moves over the North Island on Tuesday as an easterly quarter airflow lies over the South Island.

A few showers then some rain moves into parts of the upper North Island and Gisborne area from late afternoon or evening today. This rain may become heavy as shown in the areas shaded in blue below. Southeasterly winds strengthen over the North Island during today also with winds possibly gusting to gale force this evening especially about some coastal areas.

A cloudy day for the eastern South Island, some patchy rain or drizzle possible meanwhile out west conditions are dry with plenty of high cloud.

Rain or showers for the North Island and upper South Island on Tuesday, heavy in some areas. Southeasterly winds are strong about central New Zealand, especially though Cook Strait where gales are likely. The best looking weather is about Southland and South Westland.

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz