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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 3:50 pm CDT on Thursday 21 October 2021
for the period until midnight CDT Monday 25 October 2021.

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 high pressure ridge extends across the State. A weak cold front will move over the far south of the State later on Friday. A high pressure system will develop over the western Bight on Saturday, then moving southeastwards on Sunday and Monday.

Forecast for Thursday 21 October until midnight

Winds: South to southwesterly about 10 knots increasing to 10 to 15 knots in the evening. Seas: Below 1 metre. Swell: West to southwesterly below 0.5 metres. Weather: Clear.

Forecast for Friday 22 October

Winds: Variable about 10 knots becoming southwesterly 10 to 15 knots in the afternoon, increasing to 15 to 20 knots late afternoon then tending southerly in the evening, easing to 10 to 15 knots late evening. Seas: Around 1 metre, increasing to 1 to 1.5 metres north of Grange by early evening. Swell: West to southwesterly below 0.5 metres. Weather: Partly cloudy.

Forecast for Saturday 23 October

Winds: South to southwesterly 15 to 20 knots turning southeasterly 10 to 15 knots late evening. Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning. Swell: West to southwesterly below 1 metre. Weather: Partly cloudy. 70% chance of showers.

Forecast for Sunday 24 October

Winds: Southeasterly 10 to 15 knots tending south to southwesterly 15 to 20 knots in the afternoon, then tending southeasterly 10 to 15 knots during the evening. Seas: Around 1 metre. Swell: West to southwesterly below 1 metre. Weather: Partly cloudy.

Forecast for Monday 25 October

Winds: Southeast to easterly below 10 knots becoming south to southwesterly during the afternoon then becoming southeast to easterly during the evening. Seas: Below 1 metre. Swell: West to southwesterly below 0.5 metres. Weather: Sunny.

The next routine forecast will be issued at 5:10 am 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.