Spencer Gulf Coastal Waters Forecast

View the current warnings for South Australia

Forecast issued at 9:30 am CDT on Thursday 8 October 2026.

Weather Situation

A trough ahead of a strong cold front is expected move over western SA today, and track east across the rest of SA on Friday. A ridge remains over northern SA on Saturday while a series of troughs and cold fronts move across the state early next week.

Forecast for Thursday until midnight

Winds
Northeasterly 15 to 20 knots turning northerly in the late evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres near the Yorke Peninsula coast.
Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Sunny.

Friday 9 October

Winds
Northerly 15 to 25 knots turning westerly in the early afternoon.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres around midday.
Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Cloudy. Near 100% chance of showers. A thunderstorm likely in the late morning and afternoon with possible squalls.

Saturday 10 October

Winds
West to northwesterly 15 to 25 knots becoming variable about 10 knots during the evening.
Seas
1 to 2 metres, decreasing below 1 metre during the afternoon or evening.
Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Partly 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 3:30 pm CDT Thursday.

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