Australian Government

Bureau of Meteorology


Coastal Waters Forecast 

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IDN11004

Australian Government Bureau of Meteorology
New South Wales

Coastal Waters Forecast for New South Wales
Southern Zones: Port Hacking to Gabo Island

Issued at 4:05 pm EDT on Friday 9 October 2026
for the period until midnight EDT Monday 12 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

Fresh northerly winds will develop across the coastal waters later today as a trough crosses the coastal waters during Saturday, driving a southerly change along the southern and central coastal waters later. Winds will return northerly again as a weak ridge will establish on Sunday. This will be followed by a series of cold front and troughs crossing the coastal waters, driving a second fresh and gusty southerly change during early next week.

Illawarra Coast: Port Hacking to Ulladulla

Forecast for Friday 9 October until midnight

Winds: Northeasterly 15 to 20 knots turning northerly in the late evening. Seas: 1 to 1.5 metres. Swell: Southeasterly 2 to 2.5 metres. Weather: Clear.

Forecast for Saturday 10 October

Winds: Northerly 15 to 20 knots, reaching up to 25 knots offshore south of Port Kembla early in the morning. Winds shifting west to southwesterly in the evening. Seas: 1 to 2 metres, decreasing to 1 metre during the morning. Swell: Southeasterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then decreasing to around 1 metre around midday. Weather: Partly cloudy. 80% chance of showers. The chance of a thunderstorm in the morning.

Forecast for Sunday 11 October

Winds: South to southeasterly 15 to 20 knots shifting north to northeasterly during the day. Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning, increasing to 1 to 1.5 metres south of Port Kembla by early evening. 1st Swell: Southerly around 1 metre. 2nd Swell: Northeasterly around 1 metre. Weather: Partly cloudy.

Forecast for Monday 12 October

Winds: Northerly 15 to 20 knots tending northwest to southwesterly during the evening. Seas: Around 1 metre. Swell: Southerly below 1 metre. Weather: Mostly sunny. 50% chance of showers. The chance of a thunderstorm in the afternoon and evening.

Batemans Coast: Ulladulla to Montague Island

Forecast for Friday 9 October until midnight

Winds: Northeasterly 15 to 20 knots. Seas: 1 to 1.5 metres. Swell: Southeasterly 1.5 to 2 metres. Weather: Clear.

Forecast for Saturday 10 October

Winds: Northerly 15 to 20 knots shifting southerly in the late afternoon. Winds reaching up to 25 knots offshore early in the morning and again in the evening. Squalls possible with the wind change. Seas: 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning. Swell: Southeasterly 1 to 1.5 metres, tending southerly around 1 metre by early evening. Weather: 80% chance of showers in the morning. The chance of a thunderstorm offshore north of Moruya Heads in the morning. Sunny afternoon.

Forecast for Sunday 11 October

Winds: South to southeasterly 15 to 20 knots shifting northerly 15 to 25 knots in the evening. Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning, then increasing to 1 to 2 metres during the afternoon. 1st Swell: Southerly around 1 metre. 2nd Swell: East to northeasterly around 1 metre. Weather: Sunny.

Forecast for Monday 12 October

Winds: Northerly 15 to 20 knots shifting south to southwesterly 15 to 25 knots during the evening. Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning. Swell: East to southeasterly below 1 metre. Weather: Mostly sunny. 50% chance of showers. The chance of a thunderstorm in the afternoon and evening.

Eden Coast: Montague Island to Gabo Island

Forecast for Friday 9 October until midnight

Winds: Northeasterly 15 to 20 knots. Seas: Around 1 metre, increasing to 1.5 metres by early evening. Swell: Southeasterly 1.5 to 2 metres. Weather: Mostly clear.

Forecast for Saturday 10 October

Winds: Northerly 15 to 25 knots shifting southerly in the early afternoon. Squalls possible with the wind change. Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, increasing to 1 to 2 metres inshore during the afternoon. Swell: South to southeasterly 1 to 1.5 metres. Weather: 70% chance of showers in the morning. Sunny afternoon.

Forecast for Sunday 11 October

Winds: Southerly 10 to 15 knots becoming variable about 10 knots before dawn then becoming northeasterly 15 to 20 knots in the morning. Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning, then increasing to 1 to 1.5 metres around midday. Swell: Southerly around 1 metre. Weather: Sunny.

Forecast for Monday 12 October

Winds: North to northwesterly 15 to 20 knots tending north to northeasterly 10 to 15 knots during the day then shifting south to southwesterly 15 to 25 knots during the afternoon. Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore. Swell: Northeasterly around 1 metre. Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm in the afternoon and evening.

The next routine forecast will be issued at 10:00 pm EDT Friday.

* Calls to 1300 numbers cost around 27.5c incl. GST, higher from mobiles or public phones.

Check the latest Coastal Waters Forecasts for information on wind, wave and weather conditions for neighbouring coastal zones.