Australian Government

Bureau of Meteorology


Coastal Waters Forecast 

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IDS10035

Australian Government Bureau of Meteorology
South Australia

Local Waters Forecast for Adelaide Metropolitan Waters

Issued at 3:30 pm CDT on Friday 9 October 2026
for the period until midnight CDT Tuesday 13 October 2026.

Please be aware
Wind 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.

Warning Information

For latest warnings go to www.bom.gov.au, subscribe to RSS feeds, call 1300 659 210* or listen for warnings on relevant TV and radio broadcasts.

Weather Situation

A trough and cold front clear to the east of the state state overnight, as a high pressure system briefly establishes in the north on Saturday. Another series of troughs and cold fronts are expected to enter western SA early on Sunday, crossing the state and then clearing in the east by the end of Monday. A ridge of high pressure will then push into western SA on Monday before the associated high moves into waters south on Tuesday. A trough over the WA/NT border will also extend into SA at times from Monday.

Forecast for Friday 9 October until midnight

Winds: Northerly 15 to 20 knots turning westerly in the evening. Seas: 1 to 1.5 metres. Swell: West to southwesterly below 0.5 metres. Weather: Partly cloudy. 70% chance of showers. The chance of a thunderstorm with possible squalls.

Forecast for Saturday 10 October

Winds: West to northwesterly 15 to 20 knots becoming variable about 10 knots in the late afternoon. Seas: 1 to 1.5 metres, decreasing below 1 metre during the afternoon. Swell: West to southwesterly below 1 metre. Weather: Partly cloudy.

Forecast for Sunday 11 October

Winds: East to northeasterly below 10 knots becoming northeasterly 15 to 20 knots in the early morning then shifting west to southwesterly below 10 knots in the evening. Seas: Below 0.5 metres, increasing to around 1 metre during the morning. Swell: West to southwesterly below 1 metre. Weather: Partly cloudy. 70% chance of showers. The chance of a thunderstorm in the evening.

Forecast for Monday 12 October

Winds: Southwesterly 15 to 20 knots. Seas: Around 1 metre, increasing to 1 to 1.5 metres north of Brighton during the morning. Swell: West to southwesterly below 1 metre. Weather: Partly cloudy. The chance of a thunderstorm in the morning.

Forecast for Tuesday 13 October

Winds: Southwesterly 15 to 20 knots turning south to southeasterly 10 to 15 knots during the afternoon. Seas: Around 1 metre. Swell: West to southwesterly below 1 metre. Weather: Partly cloudy.

The next routine forecast will be issued at 9:30 pm CDT Friday.

* Calls to 1300 number cost around 27.5c inc. GST, higher from mobiles or public phones. Marine forecasts are also available on VHF and HF radio. View the radio schedule on www.bom.gov.au/marine

Check the latest Coastal Waters Forecast or Local Waters Forecast at http://www.bom.gov.au/sa/forecasts/map.shtml for information on wind, wave and weather conditions for these coastal zones.