View the current warnings for South Australia
Forecast issued at 5:10 am CST on Saturday 12 July 2025.
Weather Situation
A high pressure system is strengthening over NSW and extends a ridge over SA and Victoria. Northwesterly winds will strengthen on Sunday ahead of a cold front that is forecast to enter the southwest of the State during the afternoon, reaching central waters at night. Another cold front will approach from the west Monday night.
Forecast for Saturday until midnight
- Winds
- Northerly 10 to 15 knots, reaching up to 20 knots south of Port Noarlunga in the late evening.
- Seas
- Around 1 metre.
- Swell
- West to southwesterly below 1 metre.
- Weather
- Sunny.
Sunday 13 July
- Winds
- Northerly 15 to 25 knots shifting southwesterly 10 to 15 knots in the late afternoon.
- Seas
- 1 to 1.5 metres, increasing to 1 to 2 metres during the morning, then decreasing to 1 metre by early evening.
- Swell
- West to southwesterly below 1 metre.
- Weather
- Partly cloudy. 80% chance of showers.
Monday 14 July
- Winds
- West to northwesterly 10 to 15 knots tending west to southwesterly during the evening.
- Seas
- Below 1 metre.
- Swell
- West to southwesterly below 1 metre.
- Weather
- Cloudy. 90% chance of showers.
Tuesday 15 July
- Winds
- Southwesterly 10 to 15 knots turning westerly during the morning.
- Seas
- Below 1 metre.
- Swell
- West to southwesterly below 1 metre.
- Weather
- Partly cloudy. 70% 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.
- 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 3:50 pm CST Saturday.
Product IDS10035