A series of low pressure systems move over New Zealand on Friday, there are no particularly strong features with these lows however cold upper air and a surface southwest change could deliver heavy showers with thunderstorms and hail in the afternoon about coastal Otago.

Dry at first then a few showers move in during the morning for the upper North Island, some rain for a time around midday. Mostly cloudy, northwest winds change southwest later in the evening.

Increasing cloud for the lower western North Island, a few patchy showers from morning about Taranaki spread elsewhere by midday. North to northwesterly winds.Sunny areas and some high cloud along the east coast, light winds.

Cloudy for Wellington with patchy showers or drizzle from afternoon, gusty northwesterly winds.

Sunny areas and some high cloud about Nelson and Marlborough, there may be a spot of rain about mainly in the afternoon about Nelson otherwise fairly dry. North to northwesterly winds. Chance morning spot of rain in Canterbury (mainly North Canterbury) then some sun breaks through, light winds. Later in the evening there could be a few showers about coastal South and Mid Canterbury as a southwest change pushes in.

Showers for much of the West Coast, easing overnight. Light northerlies. Sunny areas and some high cloud about Southland and Otago. Northwesterlies change southwest in the afternoon bringing showers, some may be heavy with thunderstorms and hail then clearing in the evening.