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 4:10 am EDT on Wednesday 8 February 2023
for the period until midnight EDT Friday 10 February 2023.

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 system south of the Bight extends a ridge into the Tasman Sea, while a weak trough remains almost stationary over the southern New South Wales coast bringing onshore winds to coastal areas. From Thursday most waters will see northeasterly winds as a high moves over the Tasman Sea, with the next significant southerly change expected on Sunday.

Hunter Coast: Seal Rocks to Broken Bay

Forecast for Wednesday 8 February until midnight

Winds: East to northeasterly about 10 knots increasing to 10 to 15 knots in the morning. Winds reaching up to 20 knots north of Norah Head during the afternoon and evening. Seas: Around 1 metre, increasing to 1 to 1.5 metres inshore during the afternoon. Swell: Southerly 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning. Weather: Mostly sunny.

Forecast for Thursday 9 February

Winds: Easterly 10 to 15 knots turning northeasterly 15 to 20 knots during the morning. Seas: Around 1 metre, increasing to 1.5 metres during the afternoon. Swell: Southerly 1.5 to 2 metres, decreasing to 1.5 metres during the morning. Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm inshore.

Forecast for Friday 10 February

Winds: Northeasterly 15 to 20 knots. Seas: 1 to 1.5 metres. Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning. Weather: Partly cloudy.

Sydney Coast: Broken Bay to Port Hacking

Forecast for Wednesday 8 February until midnight

Winds: Easterly about 10 knots increasing to 10 to 15 knots in the middle of the day. Winds reaching up to 20 knots offshore in the late evening. Seas: Below 1 metre. Swell: Southerly 1.5 metres, increasing to 1.5 to 2 metres during the morning. Weather: Partly cloudy. 50% chance of showers.

Forecast for Thursday 9 February

Winds: Easterly 15 to 20 knots turning northeasterly early in the morning. Seas: Around 1 metre, increasing to 1 to 1.5 metres around midday. Swell: Southerly 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon. Weather: Partly cloudy. 80% chance of showers. The chance of a thunderstorm.

Forecast for Friday 10 February

Winds: Northeasterly 15 to 20 knots. Seas: 1 to 1.5 metres. Swell: Southerly 1.5 metres, decreasing to around 1 metre during the morning. Weather: Partly cloudy.

Illawarra Coast: Port Hacking to Ulladulla

Forecast for Wednesday 8 February until midnight

Winds: Easterly about 10 knots increasing to 10 to 15 knots in the morning. Winds reaching up to 20 knots offshore in the late evening. Seas: Around 1 metre. Swell: Southerly 2 metres. Weather: Cloudy. 80% chance of showers.

Forecast for Thursday 9 February

Winds: Easterly 15 to 20 knots turning northeasterly early in the morning. Winds reaching up to 25 knots south of Port Kembla in the evening. Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore south of Point Perpendicular around midday. Swell: Southerly 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon. Weather: Cloudy. 90% chance of showers. The chance of a thunderstorm.

Forecast for Friday 10 February

Winds: Northeasterly 15 to 20 knots turning northerly 15 to 25 knots during the morning. Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore south of Port Kembla. Swell: Southerly 1.5 metres, decreasing to around 1 metre during the morning. Weather: Partly cloudy.

The next routine forecast will be issued at 4:05 pm 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.