Australian Government

Bureau of Meteorology


Coastal Waters Forecast 

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IDN11003

Australian Government Bureau of Meteorology
New South Wales

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

Issued at 4:05 pm EST on Thursday 9 April 2026
for the period until midnight EST Sunday 12 April 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

Northerly winds strengthening ahead of a strong cold front that is forecast to move across the coastal waters Friday with a fresh and gusty southerly wind change in its wake expected late Friday into Saturday.

Hunter Coast: Seal Rocks to Broken Bay

Forecast for Thursday 9 April until midnight

Winds: Northeasterly 10 to 15 knots turning northerly 15 to 20 knots in the evening. Seas: Around 1 metre. 1st Swell: Southerly around 1 metre. 2nd Swell: Easterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore north of Port Stephens. Weather: Clear.

Forecast for Friday 10 April

Strong Wind Warning for Friday for Hunter Coast

Winds: Northerly 15 to 20 knots, reaching up to 30 knots offshore during the day. Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres offshore. 1st Swell: Easterly around 1 metre, increasing to 1 to 1.5 metres south of Port Stephens during the morning. 2nd Swell: Southerly around 1 metre. Weather: Mostly sunny. The chance of a thunderstorm inshore in the late morning and afternoon.

Forecast for Saturday 11 April

Winds: Northerly 20 to 30 knots shifting south to southwesterly 15 to 25 knots early in the morning. Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres offshore. 1st Swell: Northeasterly 1 to 1.5 metres inshore, increasing to 1 to 2 metres offshore. 2nd Swell: Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore north of Norah Head by early evening. Weather: Mostly sunny.

Forecast for Sunday 12 April

Winds: Southwesterly 15 to 20 knots. Seas: 1 to 1.5 metres. 1st Swell: South to southwesterly 1 to 1.5 metres inshore, increasing to 1 to 2 metres offshore north of Port Stephens. 2nd Swell: Easterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore north of Port Stephens during the afternoon or evening. Weather: Partly cloudy.

Sydney Coast: Broken Bay to Port Hacking

Forecast for Thursday 9 April until midnight

Winds: Northeasterly 10 to 15 knots turning northerly 15 to 20 knots in the evening. Seas: Around 1 metre. Swell: Easterly around 1 metre. Weather: Clear.

Forecast for Friday 10 April

Winds: Northerly 10 to 15 knots, reaching up to 25 knots offshore in the evening. Seas: Around 1 metre, increasing to 1 to 2 metres offshore. Swell: Easterly around 1 metre, increasing to 1 to 1.5 metres during the morning, then tending northeasterly 1.5 metres around midday. Weather: Mostly sunny morning. The chance of a thunderstorm inshore in the afternoon.

Forecast for Saturday 11 April

Winds: Southwesterly 15 to 25 knots. Seas: 1 to 1.5 metres, increasing to 1 to 2 metres during the morning. Swell: Northeasterly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres around midday, then tending east to northeasterly around 1 metre later in the evening. Weather: Sunny.

Forecast for Sunday 12 April

Winds: Southwesterly 15 to 25 knots. Seas: 1 to 1.5 metres, increasing to 1 to 2 metres offshore. 1st Swell: South to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore during the afternoon. 2nd Swell: Easterly around 1 metre, increasing to 1 to 1.5 metres during the afternoon. Weather: Partly cloudy.

Illawarra Coast: Port Hacking to Ulladulla

Forecast for Thursday 9 April until midnight

Winds: Northerly 15 to 20 knots. Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore south of Point Perpendicular. Swell: Southerly around 1 metre. Weather: Clear.

Forecast for Friday 10 April

Winds: Northerly 15 to 20 knots shifting west to southwesterly in the evening. Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore. Swell: Easterly 1 to 1.5 metres, tending northeasterly 1.5 metres around midday, then increasing to 1.5 to 2 metres later in the evening. Weather: Partly cloudy. The chance of a thunderstorm inshore in the afternoon.

Forecast for Saturday 11 April

Winds: West to southwesterly 15 to 25 knots becoming westerly 20 to 30 knots in the morning then decreasing to 15 to 25 knots in the middle of the day. Seas: 1 to 1.5 metres, increasing to 1 to 2 metres offshore north of Point Perpendicular. Swell: Northeasterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then tending easterly 1 to 1.5 metres later in the evening. Weather: Sunny.

Forecast for Sunday 12 April

Winds: Westerly 20 to 25 knots turning southwesterly 15 to 20 knots during the morning. Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the afternoon. 1st Swell: South to southwesterly 1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon. 2nd Swell: Easterly 1 to 1.5 metres. Weather: Partly cloudy.

The next routine forecast will be issued at 10:00 pm EST Thursday.

* 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.