Lower South East Coastal Waters Forecast: Cape Jaffa to SA-Vic Border

View the current warnings for South Australia

Forecast issued at 3:50 pm CST on Thursday 15 May 2025.

Weather Situation

A high pressure system to the south of WA extends a ridge over coastal waters. A cold front will move over southern coastal waters on Friday. The high pressure system will then position itself south of the Bight on Saturday and near Kangaroo Island on Sunday.

Forecast for Thursday until midnight

Winds
Westerly 10 to 15 knots.
Seas
Below 1 metre.
Swell
Southwesterly 2.5 to 3 metres.
Weather
Cloudy.

Friday 16 May

Winds
Westerly 10 to 15 knots turning southerly in the late evening. Winds reaching up to 20 knots offshore during the morning and again in the late evening.
Seas
Around 1 metre.
Swell
Southwesterly 3 metres, increasing to 3 to 5 metres during the morning.
Weather
Cloudy. 70% chance of showers.

Saturday 17 May

Winds
Southerly 15 to 20 knots.
Seas
1 to 1.5 metres.
Swell
Southwesterly 4 to 5 metres.
Weather
Cloudy. 80% chance of showers, with possible small hail south of Port MacDonnell in the afternoon and evening.

Sunday 18 May

Winds
South to southeasterly 15 to 20 knots decreasing to about 10 knots during the evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning.
Swell
Southwesterly 3 to 4 metres, decreasing to 3 metres during the evening.
Weather
Cloudy.

Please be awareWind and wave forecasts are averages. Wind gusts can be 40 per cent stronger than the forecast, and stronger still in squalls and thunderstorms. Maximum waves can be twice the forecast height.

Nearby Coastal Waters

WA - Eucla Coast - Coastal Waters Forecast Vic - West Coast - Coastal Waters Forecast SA - Lower South East Coast - Coastal Waters Forecast SA - Upper South East Coast - Coastal Waters Forecast SA - Adelaide Metropolitan Waters Forecast SA - Gulf St Vincent - Coastal Waters Forecast SA - Spencer Gulf - Coastal Waters Forecast SA - Investigator Strait - Coastal Waters Forecast SA - South Central Coast - Coastal Waters Forecast SA - Central Coast - Coastal Waters Forecast SA - Lower West Coast - Coastal Waters Forecast SA - Upper West Coast - Coastal Waters Forecast SA - Far West Coast - Coastal Waters Forecast

The next routine forecast will be issued at 5:10 am CST Friday.

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