Mainly settled for the next couple of days, however some frontal activity starts up overnight Sunday.

Saturday

White – a light frost about the inner South Island and a small portion of the inner North Island.

A low chance of some early fog again for Canterbury.

Sunday

White – Chance of a light frost again about inner parts of both islands.

Blue – Overnight a front pushes over the South Island bringing some heavy rain to the West Coast.

– Aaron Wilkinson, WeatherWatch.co.nz