An anticyclone slowly weakens over New Zealand on Friday meanwhile a low brews in the Tasman Sea flinging out a warm front which moves onto the West Coast of the South Island overnight.

Cloudy areas and occasional sun for the upper North Island, may be a rogue shower or two especially afternoon / evening with the chance of a heavy fall. Some may remain fairly dry for much of the day. Light winds.

A mix of sun and cloud for the lower western North Island, cloud thickens in the evening. Chance of a shower or two otherwise mainly dry. West to northwesterly winds. Morning cloud breaks to sunny spells along the east coast, light north to northeasterly winds.

Sunny areas and increasing high cloud in Wellington, north to northwesterly winds freshen.

Mostly sunny with high cloud thickening from afternoon about Nelson and Marlborough, overnight patchy rain. North to northwesterly winds. Sunny areas and increasing high cloud in Canterbury, light winds tend southerly late morning then easterly in the evening. Overnight patchy rain.

Cloudy areas along the West Coast, chance of a shower or two then in the evening rain moves in. North to northeasterly winds. Sunny areas and increasing high cloud for the lower South Island, light winds.