Upper South East Coastal Waters Forecast: Murray Mouth to Cape Jaffa

View the current warnings for South Australia

Forecast issued at 9:30 pm CDT on Sunday 1 February 2026.

Weather Situation

A high pressure system to the south of the Bight, extends a south to southeasterly flow SA. The high continues to move eastwards, reaching the Tasman Sea by Monday, maintaining a ridge over southern parts into Tuesday. A new high pressure ridge, extending from a high centred to the southwest of WA, is expected over much of southern SA during Wednesday and Thursday.

Forecast for Sunday until midnight

Winds
Southeasterly 20 to 25 knots.
Seas
2 metres.
Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.

Monday 2 February

Winds
East to southeasterly 15 to 20 knots tending south to southeasterly 15 to 25 knots in the early afternoon.
Seas
1 to 2 metres, decreasing to 1 metre during the morning, then increasing to 1.5 to 2 metres by early evening.
Swell
Southwesterly 2 to 2.5 metres.
Weather
Sunny.

Tuesday 3 February

Winds
East to southeasterly 15 to 20 knots tending east to northeasterly 10 to 15 knots in the early morning then shifting southerly in the late afternoon.
Seas
1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell
Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon.
Weather
Sunny.

Wednesday 4 February

Winds
Variable about 10 knots becoming southerly 15 to 20 knots during the afternoon.
Seas
Around 1 metre.
Swell
Southwesterly 1.5 metres, increasing to 1.5 to 2 metres during the afternoon or evening.
Weather
Sunny.

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 3:40 am CDT Monday.

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