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

View the current warnings for South Australia

Forecast issued at 9:30 pm CST on Thursday 2 July 2026.

Weather Situation

A series of cold fronts will move across the southeast of the state today and tomorrow as a high pressure system starts to move into the Bight. The high will dominate the weather pattern over the weekend as it slowly moves east, reaching the Tasman Sea by Tuesday.

Forecast for Thursday until midnight

Gale Warning for Thursday for Upper South East Coast

Winds
Westerly 30 to 35 knots.
Seas
3 metres.
Swell
Westerly 4 metres, increasing to 5 to 6 metres south of Salt Creek.
Weather
Cloudy. 70% chance of showers. The chance of a thunderstorm south of Salt Creek. Possible small hail south of Salt Creek.

Friday 3 July

Gale Warning for Friday for Upper South East Coast

Winds
Westerly 25 to 30 knots, reaching up to 35 knots early in the morning. Winds turning southwesterly 15 to 25 knots during the morning.
Seas
2.5 to 4 metres, decreasing to 1 to 2 metres around midday, then decreasing below 1 metre later in the evening.
Swell
Southwesterly 5 to 7 metres, decreasing to 5 metres later in the evening.
Weather
Cloudy. 90% chance of showers.

Saturday 4 July

Winds
South to southwesterly 10 to 15 knots turning southeasterly in the evening.
Seas
Below 1 metre.
Swell
Southwesterly 3 to 5 metres, decreasing to 3 metres around midday.
Weather
Cloudy.

Sunday 5 July

Winds
Southeasterly 10 to 15 knots turning easterly during the morning.
Seas
Below 1 metre.
Swell
Southwesterly 3 metres, increasing to 3 to 4 metres during the morning.
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 3:40 am CST Friday.

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