The flow tends northeast on Friday with a warm front bringing rain to the South Island, heavy falls possible in the west.

Mainly dry for most of the North Island on Friday, chance of a shower in the afternoon / evening about Wairarapa otherwise mainly dry. May also be a light morning shower or two for Bay Of Plenty.

The South Island is mostly cloudy with areas of rain or showers, heavy at times in the west. Rain eases from afternoon in the east. There may be some fog to start the day for Southland.

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz