Australian Government

Bureau of Meteorology


Coastal Waters Forecast 

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IDW11140

Australian Government Bureau of Meteorology
Western Australia

Coastal Waters Forecast for Western Australia
Southern Zones: Cape Naturaliste to WA-SA Border

Issued at 4:00 pm WST on Tuesday 10 September 2024
for the period until midnight WST Friday 13 September 2024.

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 weak front brushing past the south coast will continue to move east overnight ahead of a new high pressure ridge developing about the southwest coast. The ridge will continue to extend east with a strong high pressure system moving into the Bight on Wednesday. A west coast trough forms in the second half of the week.

Leeuwin Coast: Cape Naturaliste to Walpole

Forecast for Tuesday 10 September until midnight

Winds: East to southeasterly 10 to 15 knots, reaching up to 20 knots inshore in the evening. Seas: Around 1 metre. Swell: Southwesterly 2.5 to 3 metres. Weather: Clear.

Forecast for Wednesday 11 September

Winds: East to northeasterly 10 to 15 knots becoming variable about 10 knots early in the morning then becoming southeasterly 10 to 15 knots in the late afternoon. Winds reaching up to 20 knots offshore north of Cape Leeuwin in the evening. Seas: Around 1 metre. Swell: Southwesterly 2 to 2.5 metres. Weather: Mostly sunny.

Forecast for Thursday 12 September

Winds: Southeasterly 15 to 20 knots. Seas: Around 1 metre. Swell: Southwesterly 2 metres, increasing to 2 to 3 metres during the morning. Weather: Sunny.

Forecast for Friday 13 September

Winds: Southeasterly 15 to 25 knots increasing to 20 to 30 knots during the evening. Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon. Swell: Southwesterly 2.5 to 3 metres. Weather: Partly cloudy.

Albany Coast: Walpole to Bremer Bay

Forecast for Tuesday 10 September until midnight

Winds: East to southeasterly 10 to 15 knots decreasing to about 10 knots in the evening. Seas: Below 1 metre. Swell: Southwesterly 2.5 to 3 metres. Weather: Mostly clear.

Forecast for Wednesday 11 September

Winds: Variable about 10 knots becoming easterly 10 to 15 knots in the late afternoon then tending northeasterly in the late evening. Seas: Below 1 metre. Swell: Southwesterly 2 to 3 metres, decreasing to 2 metres during the afternoon. Weather: Partly cloudy.

Forecast for Thursday 12 September

Winds: Northeasterly about 10 knots tending easterly 10 to 15 knots in the middle of the day. Seas: Below 1 metre. 1st Swell: Southwesterly 2 metres, increasing to 2 to 3 metres during the morning. 2nd Swell: East to northeasterly around 1 metre. Weather: Mostly sunny.

Forecast for Friday 13 September

Winds: Easterly 10 to 15 knots turning southeasterly 15 to 20 knots during the morning. Seas: Around 1 metre, increasing to 1 to 1.5 metres west of Albany during the morning. Swell: Southwesterly 2.5 to 3 metres. Weather: Partly cloudy.

Esperance Coast: Bremer Bay to Israelite Bay

Forecast for Tuesday 10 September until midnight

Winds: Southeasterly 10 to 15 knots, reaching up to 20 knots east of Esperance in the evening. Seas: Below 1 metre, increasing to 1 to 1.5 metres east of Hopetoun. Swell: Southwesterly 2 to 2.5 metres. Weather: Mostly clear.

Forecast for Wednesday 11 September

Winds: East to southeasterly 10 to 15 knots tending east to northeasterly during the day. Seas: Around 1 metre. Swell: Southwesterly 2 to 2.5 metres. Weather: Mostly sunny.

Forecast for Thursday 12 September

Winds: Northeasterly 10 to 15 knots turning easterly in the early afternoon. Seas: Around 1 metre. Swell: Southwesterly 1.5 to 2.5 metres. Weather: Mostly sunny.

Forecast for Friday 13 September

Winds: Northeasterly 10 to 15 knots turning east to southeasterly during the day. Seas: Around 1 metre. Swell: Southwesterly 2 to 3 metres. Weather: Partly cloudy.

Eucla Coast: Israelite Bay to WA-SA Border

Forecast for Tuesday 10 September until midnight

Winds: Southerly 15 to 20 knots turning southeasterly in the late evening. Seas: Around 1 metre, increasing to 1 to 1.5 metres west of Eyre. Swell: Southwesterly 1.5 to 2 metres. Weather: Mostly clear.

Forecast for Wednesday 11 September

Winds: Southeasterly 15 to 20 knots turning easterly 10 to 15 knots in the late morning and afternoon. Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning. Swell: Southwesterly 1.5 to 2.5 metres. Weather: Partly cloudy.

Forecast for Thursday 12 September

Winds: Easterly 15 to 20 knots. Seas: Around 1 metre. Swell: Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres east of Eyre. Weather: Mostly sunny.

Forecast for Friday 13 September

Winds: East to northeasterly 10 to 15 knots decreasing to about 10 knots during the morning then tending east to southeasterly 10 to 15 knots during the day. Seas: Around 1 metre. Swell: Southwesterly 1.5 metres, increasing to 1.5 to 2 metres during the morning. Weather: Mostly sunny.

The next routine forecast will be issued at 4:00 am WST Wednesday.

* Calls to 1300 numbers cost around 27.5c incl. 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 Forecasts for information on wind, wave and weather conditions for neighbouring coastal zones