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 EST on Wednesday 4 August 2021
for the period until midnight EST Saturday 7 August 2021.

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 cold front has moved to the Tasman Sea with vigorous west to southwesterly winds in its wake. An associated low pressure system over the southern Tasman Sea will maintain fresh to strong west to southwesterly winds today, easing as the low moves toward New Zealand in the second half of the week.

Illawarra Coast: Port Hacking to Ulladulla

Forecast for Wednesday 4 August until midnight

Strong Wind Warning for Wednesday for Illawarra Coast

Winds: West to southwesterly 25 to 30 knots. Winds between Port Kembla and Point Perpendicular may reach up to 33 knots at times. Seas: 1 to 2 metres, increasing to 2.5 to 3 metres offshore. Swell: Southerly 1 to 1.5 metres, increasing to 2 to 3 metres by early evening. Weather: Mostly clear.

Forecast for Thursday 5 August

Strong Wind Warning for Thursday for Illawarra Coast

Winds: Westerly 20 to 25 knots, reaching up to 30 knots during the morning and early afternoon. Winds turning southwesterly 20 to 25 knots early in the morning. Seas: 2 to 3 metres, decreasing below 2 metres by early evening. Swell: Southerly 2 to 3 metres inshore, increasing to 2.5 to 4 metres offshore south of Point Perpendicular. Weather: Partly cloudy.

Forecast for Friday 6 August

Winds: West to southwesterly 15 to 20 knots becoming variable about 10 knots in the middle of the day then becoming west to northwesterly 10 to 15 knots in the late evening. Seas: 1 to 1.5 metres, decreasing below 1 metre around midday. Swell: Southerly 2 to 3 metres, decreasing to 2 metres by early evening. Weather: Mostly sunny.

Forecast for Saturday 7 August

Winds: Westerly 10 to 15 knots turning south to southwesterly during the afternoon. Seas: Below 1 metre. Swell: Southerly 1.5 to 2 metres. Weather: Mostly sunny.

Batemans Coast: Ulladulla to Montague Island

Forecast for Wednesday 4 August until midnight

Gale Warning for Wednesday for Batemans Coast

Winds: Southwesterly 20 to 30 knots, reaching up to 35 knots offshore south of Moruya Heads in the evening. Seas: Around 1 metre, increasing to 2 to 3 metres offshore. Swell: Southerly 2 to 3 metres. Weather: Mostly clear.

Forecast for Thursday 5 August

Gale Warning for Thursday for Batemans Coast

Winds: Westerly 15 to 20 knots turning southwesterly in the morning. Winds reaching to 25 to 35 knots offshore early in the morning. Seas: 2 to 3 metres. Swell: Southerly 2 to 3 metres. Weather: Partly cloudy.

Forecast for Friday 6 August

Winds: Southwesterly 15 to 20 knots tending westerly during the morning then becoming variable about 10 knots during the day. Seas: 1 to 2 metres, decreasing below 1 metre during the morning. Swell: Southerly 1.5 to 2.5 metres. Weather: Mostly sunny.

Forecast for Saturday 7 August

Winds: Variable about 10 knots becoming south to southwesterly 10 to 15 knots during the evening. Seas: Below 1 metre. Swell: Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2.5 metres offshore. Weather: Partly cloudy.

Eden Coast: Montague Island to Gabo Island

Forecast for Wednesday 4 August until midnight

Gale Warning for Wednesday for Eden Coast

Winds: Southwesterly 25 to 35 knots reaching to 40 to 45 knots at times. Seas: 3 to 5 metres. Swell: Southerly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore south of Green Cape. Weather: Partly cloudy. The chance of a thunderstorm offshore south of Merimbula early this evening.

Forecast for Thursday 5 August

Gale Warning for Thursday for Eden Coast

Winds: Southwesterly 20 to 30 knots, reaching to 35 to 40 knots during the morning. Seas: 3 to 5 metres, decreasing to 2 to 3 metres around midday. Swell: Southerly 2 to 3 metres inshore, increasing to 2 to 4 metres offshore south of Green Cape. Weather: Cloudy. 50% chance of showers.

Forecast for Friday 6 August

Winds: Southwesterly 20 to 30 knots decreasing to 15 to 20 knots in the late evening. Seas: 2 to 3 metres. Swell: South to southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2.5 metres offshore. Weather: Partly cloudy.

Forecast for Saturday 7 August

Winds: West to southwesterly 20 to 30 knots. Seas: 1.5 to 2.5 metres. Swell: Southerly 1 to 2 metres. Weather: Partly cloudy.

The next routine forecast will be issued at 4:10 am 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.