Wednesday's national forecast

Conditions ease over the South Island today however a low and southeasterly airflow combine to bring unsettled weather further north.

Northland, Auckland, Waikato & Bay Of Plenty
Showers and sunny spells for Northland and Auckland, chance of a heavy fall especially afternoon where thunderstorms are possible. The Waikato sees periods of rain, once again possibly heavy. Showers for the Bay Of Plenty, some afternoon sun possible. East to northeasterly winds.
Highs: 23-25

Western North Island (including Central North Island)
Some rain, heavy falls possible. Southeasterly winds freshen from afternoon, strong about coastal areas.
Highs: 16-21

Eastern North Island
Rain with heavy falls possible, especially about the Wairarapa. Gisborne may be fairly dry for much of today. South to southeasterly winds.
Highs: 18-24

Some rain, possibly heavy this morning then easing this afternoon. Fresh south to southeasterly winds, strong through Cook Strait.
High: 17

Marlborough & Nelson
A mostly cloudy day with fresh southeasterly winds, winds about the outer Sounds will be strong. Showers for Marlborough, rain about the Sounds especially this morning. Some afternoon sun may break through about Nelson.
Highs: 19-23

Cloud breaks to sunny spells this afternoon near the coast, inland conditions stay mostly cloudy all day with the odd light shower or drizzle patch. Southeasterly winds tend east to northeast in the evening.
Highs: 14-17

West Coast
Any early showers clear Buller, mostly sunny otherwise with some high cloud in the north. South to southeasterly winds.
Highs: 22-25

Southland & Otago
A mostly sunny morning then some early afternoon cloud moves into Southland as northwest winds change southwest. Chance of a light shower or two when cloud moves in. Cloud and the risk of a light shower not reaching Otago till late afternoon or evening.
Highs: 17-20

By Weather Analyst Aaron Wilkinson -