The remnants of ex-cyclone Donna are delivering drenching downpours on Friday to the North Island with a strong,windy, change coming in behind it. 

Meanwhile the South Island is cooler as a southerly moves in – but also a high pressure system.  This high will spread nationwide over the weekend helping bulldoze Donna’s remnants to the east of New Zealand

The high stays in charge until next Tuesday before a possible Tasman Sea storm crosses the country on Wednesday.

It also means cold mornings – with frosts possible for some inland southern areas.

Here’s the Weekend forecast (and a look ahead to next Wednesday as a possible storm crossed the country) with head forecaster Philip Duncan…