View the current warnings for South Australia
Forecast issued at 3:40 am CST on Monday 17 August 2026.
Weather Situation
A high pressure system southeast of the state slowly drifts further to the southeast over Tasmania today and is forecast to be located in the Tasman Sea this afternoon, while extending a ridge over much of South Australia through to Tuesday. A trough of low pressure moves into far southwestern parts later on Tuesday and moves southeast across the state into Wednesday.
Forecast for Monday until midnight
- Winds
- Easterly 10 to 15 knots turning northeasterly 15 to 20 knots in the late morning and afternoon.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
- Swell
- Southwesterly 2.5 metres.
- Weather
- Mostly sunny.
Tuesday 18 August
Strong Wind Warning for Tuesday for South Central Coast
- Winds
- North to northeasterly 15 to 20 knots tending north to northwesterly 20 to 25 knots in the evening. Winds reaching up to 30 knots west of Kangaroo Island in the late evening.
- Seas
- 1 to 2 metres.
- Swell
- Southwesterly 2 to 2.5 metres.
- Weather
- Partly cloudy. 95% chance of showers. The chance of a thunderstorm in the evening.
Wednesday 19 August
- Winds
- North to northwesterly 20 to 25 knots turning westerly 15 to 20 knots during the morning.
- Seas
- 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the afternoon.
- Swell
- Southwesterly 2 to 2.5 metres.
- Weather
- Partly cloudy. 80% chance of showers.
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
- See detailed wind and wave forecasts on MetEye
- This forecast is also available via scheduled broadcasts on marine radio.
- Latest Coastal Observations
- Tide Predictions
- Marine Knowledge Centre - explanations and definitions
The next routine forecast will be issued at 9:30 am CST Monday.
Product IDS11065