Between a high centred to the northeast of New Zealand and a low in the Tasman Sea lies a front streaming onto the northwestern corner of the South Island. Tropical Cyclone Donna starts to descend southwards in the tropics.
Northland, Auckland, Waikato & Bay Of Plenty
Mostly cloudy with the chance of a shower, especially about Northland and for eastern areas. Showers becoming a little more widespread overnight or perhaps more towards dawn on Thursday. Northeasterly winds, freshening from afternoon about Northland and Auckland.
Western North Island (including Central North Island)
Sunny areas and some high cloud, cloud may be a little thicker about Kapiti and Taranaki bringing the chance of a few showers during the day. Rain moves into Taranaki overnight. North to northeasterly winds.
Eastern North Island
Sunny areas and some high cloud, light north to northeasterly winds.
Mostly cloudy with the odd shower, mainly morning. Northerly winds.
Marlborough & Nelson
Cloudy with areas of rain or drizzle, light winds generally from the north.
Morning low cloud or fog then breaking to sunny spells, increasing cloud from afternoon. A few spots of rain possible from evening or perhaps more likely overnight. Light winds.
Mostly cloudy with showers or some rain about North Westland, rain may be heavy at times. Drier conditions further south into South Westland although some rain moving in later in the evening or overnight. East to northeasterly winds.
Southland & Otago
A mainly sunny day after any early morning low cloud or fog, some evening high cloud. Light east to northeasterly winds.
By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz