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

View the current warnings for South Australia

Forecast issued at 3:30 pm CST on Monday 13 July 2026.

Weather Situation

A ridge of high pressure lies over northern SA. A cold front will pass across southeastern SA today before a strong high pressure system moves east mid week and dominates the weather pattern until at least Friday.

Forecast for Monday until midnight

Strong Wind Warning for Monday for Lower South East Coast

Winds
Westerly 20 to 30 knots.
Seas
2.5 to 3 metres.
Swell
Southwesterly 6 metres.
Weather
Partly cloudy. 80% chance of showers.

Tuesday 14 July

Strong Wind Warning for Tuesday for Lower South East Coast

Winds
West to southwesterly 15 to 25 knots, reaching up to 30 knots south of Beachport during the morning and early afternoon.
Seas
1.5 to 2.5 metres, decreasing to 1 to 1.5 metres by early evening.
Swell
Southwesterly 5 to 6 metres.
Weather
Partly cloudy. 70% chance of showers.

Wednesday 15 July

Winds
Westerly 15 to 20 knots decreasing to about 10 knots in the late afternoon.
Seas
1 to 1.5 metres, decreasing below 1 metre around midday.
Swell
Southwesterly 3 to 5 metres, decreasing to 3 metres by early evening.
Weather
Cloudy.

Thursday 16 July

Winds
West to northwesterly about 10 knots tending north to northwesterly 10 to 15 knots during the morning.
Seas
Below 1 metre.
Swell
Southwesterly 3 metres, increasing to 3 to 4 metres south of Beachport.
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 9:30 pm CST Monday.

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