More than 100 millimetres of rain could fall across Sydney this week after the city was soaked and lashed by strong winds overnight, leaving trees down and roads closed by flash flooding.

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 ...

Cloudy. High chance of showers. The chance of a thunderstorm. Winds southerly 20 to 30 km/h. Large and powerful surf conditions for the rest of the day are expected to be hazardous for coastal ...