Adelaide Metropolitan Waters Forecast: St Kilda to Sellicks Beach, within 3.5 nm of the coast

View the current warnings for South Australia

Forecast issued at 3:40 am CST on Thursday 9 April 2026.

Weather Situation

A cold front sweeps across southern SA today. This front will push the inland trough into the far north, exiting the state early Friday. A cooler southwest to southerly flow will gradually moderate in the wake of the front as a strong high pressure system moves in from the west from Friday, establishing in the Bight on Sunday.

Forecast for Thursday until midnight

Winds
Northwesterly 15 to 20 knots tending westerly in the evening. Winds reaching up to 25 knots south of Brighton in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell
West to southwesterly below 1 metre.
Weather
Partly cloudy. 90% chance of showers. The chance of a thunderstorm during the morning and afternoon.

Friday 10 April

Strong Wind Warning for Friday for Adelaide Metropolitan Waters

Winds
Westerly 20 to 25 knots, reaching up to 30 knots south of Brighton during the day. Winds tending southwesterly in the evening.
Seas
1.5 to 2 metres.
Swell
West to southwesterly below 1 metre.
Weather
Cloudy. 80% chance of showers.

Saturday 11 April

Winds
Southwesterly 15 to 20 knots.
Seas
1.5 to 2 metres.
Swell
West to southwesterly below 1 metre.
Weather
Cloudy. 50% chance of showers.

Sunday 12 April

Winds
Southwesterly 15 to 20 knots turning south to southeasterly below 10 knots during the evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the afternoon.
Swell
West to southwesterly below 0.5 metres.
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.

The next routine forecast will be issued at 9:30 am CST Thursday.

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