Australian Government

Bureau of Meteorology


Coastal Waters Forecast 

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IDN11003

Australian Government Bureau of Meteorology
New South Wales

Updated Coastal Waters Forecast for New South Wales
Central Zones: Seal Rocks to Ulladulla

Issued at 9:20 am EDT on Wednesday 8 October 2025
for the period until midnight EDT Friday 10 October 2025.

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

Northerly winds are forecast to prevail over New South Wales coast most of the week, apart from brief incursions of southerly or westerly winds to the southern and central coastal waters due to mobile troughs, as a high pressure ridge extends from the Tasman Sea to the far north coast while a series of cold fronts skims to the south through the week.

Hunter Coast: Seal Rocks to Broken Bay

Forecast for Wednesday 8 October until midnight

Strong Wind Warning for Wednesday for Hunter Coast

Winds: Northerly 15 to 20 knots, reaching up to 30 knots offshore in the late evening. Seas: Below 1 metre, increasing to 1 to 1.5 metres around midday, then increasing to 1 to 2 metres during the afternoon. Swell: Southerly 1 to 1.5 metres. Weather: Mostly sunny morning. The chance of a thunderstorm in the afternoon.

Forecast for Thursday 9 October

Strong Wind Warning for Thursday for Hunter Coast

Winds: North to northwesterly 15 to 20 knots, reaching up to 30 knots offshore north of Norah Head early in the morning. Seas: 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning. 1st Swell: Northeasterly around 1 metre, increasing to 1 to 2 metres during the morning, then decreasing to 1 to 1.5 metres around midday. 2nd Swell: Southerly around 1 metre. Weather: Cloudy. 50% chance of showers. The chance of a thunderstorm in the evening.

Forecast for Friday 10 October

Winds: North to northwesterly 15 to 20 knots tending north to northeasterly 10 to 15 knots during the day then tending north to northwesterly during the evening. Seas: Below 1 metre, increasing to 1 to 1.5 metres offshore north of Norah Head. Swell: Northeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning. Weather: The chance of a thunderstorm in the morning. Sunny day.

Sydney Coast: Broken Bay to Port Hacking

Forecast for Wednesday 8 October until midnight

Winds: North to northwesterly about 10 knots tending north to northeasterly 15 to 25 knots in the middle of the day then tending north to northwesterly 20 to 25 knots in the late evening. Seas: Below 1 metre, increasing to 1 to 2 metres during the afternoon. Swell: Southerly around 1 metre. Weather: Mostly sunny morning. The chance of a thunderstorm during this afternoon and evening.

Forecast for Thursday 9 October

Winds: North to northwesterly 15 to 20 knots. Seas: 1 to 2 metres, decreasing below 1 metre during the morning, then increasing to 1 to 1.5 metres around midday. Swell: Northeasterly below 1 metre, increasing to 1 to 2 metres during the morning, then decreasing to around 1 metre during the afternoon. Weather: Partly cloudy. The chance of a thunderstorm offshore at night.

Forecast for Friday 10 October

Winds: Northwesterly 10 to 15 knots tending northwest to northeasterly during the morning then tending northwesterly during the evening. Seas: Around 1 metre. Swell: Northeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning. Weather: Sunny.

Illawarra Coast: Port Hacking to Ulladulla

Forecast for Wednesday 8 October until midnight

Strong Wind Warning for Wednesday for Illawarra Coast

Winds: West to northwesterly 10 to 15 knots turning northerly 15 to 20 knots during the morning. Winds reaching up to 30 knots offshore north of Point Perpendicular in the late evening. Seas: Around 1 metre, increasing to 1.5 to 2 metres during the afternoon. Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre around midday. Weather: Sunny morning. The chance of a thunderstorm north of Point Perpendicular during this afternoon and evening.

Forecast for Thursday 9 October

Strong Wind Warning for Thursday for Illawarra Coast

Winds: Northwesterly 15 to 25 knots, reaching up to 30 knots offshore during the morning. Winds turning westerly 10 to 15 knots in the evening. Seas: 1 to 2 metres, decreasing below 1 metre during the afternoon. Swell: Northeasterly around 1 metre, increasing to 1 to 1.5 metres during the morning. Weather: Partly cloudy. The chance of a thunderstorm offshore north of Point Perpendicular at night.

Forecast for Friday 10 October

Winds: West to southwesterly 10 to 15 knots turning north to northwesterly during the morning. Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore south of Point Perpendicular during the afternoon. Swell: Northeasterly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon. Weather: Sunny.

The next routine forecast will be issued at 10:00 am EDT Wednesday.

* 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.