View the current warnings for South Australia
Forecast issued at 10:00 pm CDT on Wednesday 20 October 2021.
Weather Situation
A trough of low pressure over the western districts will continue to move eastwards over the central districts Wednesday evening, to reach eastern districts early on Thursday. A high pressure ridge will extend across the State following the trough with a high pressure system developing over the western Bight on Saturday, then moving southeastwards on Sunday and Monday.
Forecast for Wednesday until midnight
- Winds
- Northeasterly 15 to 20 knots, reaching 20 to 25 knots offshore, tending northerly in the late evening.
- Seas
- Around 1 metre, increasing to 1.5 to 2 metres offshore.
- Swell
- South to southwesterly below 1 metre.
- Weather
- Cloudy.
Thursday 21 October
- Winds
- West to northwesterly 15 to 20 knots turning southwesterly 10 to 15 knots in the late afternoon.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the morning.
- Swell
- Southwesterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore by early evening.
- Weather
- Partly cloudy.
Friday 22 October
- Winds
- Variable below 10 knots becoming southwesterly 10 to 15 knots in the middle of the day.
- Seas
- Below 1 metre.
- Swell
- Southwesterly 1.5 metres, increasing to 1.5 to 2 metres during the morning.
- Weather
- Partly cloudy. 50% chance of showers.
Saturday 23 October
- Winds
- Southwesterly 15 to 20 knots turning southerly during the afternoon.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the morning.
- Swell
- Southwesterly 2 to 3 metres.
- 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.
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 5:10 am CDT Thursday.
Product IDS11066