A high pressure system over the Tasman Sea extends a ridge across the state today, directing an onshore airstream, while a trough enters the South Coast on Wednesday and moves north, reaching Sydney ...

A high [1027 hPa] in the Tasman Sea maintains a weakening ridge over southern waters. A trough is forecast to develop offshore on Wednesday into Thursday. Southeasterly 10 to 15 knots, reaching up to ...