Seventh Creek Entrance Weather Forecast

Spencer Gulf Coastal Waters

Wind

South to southwesterly 20 to 30 knots.

Seas

2 to 2.5 metres.

1st Swell

South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.

Weather

Partly cloudy. The chance of a thunderstorm later tonight.

Weather Situation

A high pressure system is building west of the Bight. The high will move slowly eastwards on Sunday and early next week to be centred over the Tasman Sea by Monday. Another weak cold front clips the southeast late Monday, before another high pressure ridge develops south of the Bight on Tuesday. A trough of low pressure develops across the far north on Tuesday and Wednesday.