Illawarra Coastal Waters Forecast: Port Hacking to Ulladulla

View the current warnings for New South Wales

Forecast issued at 4:05 pm EST on Wednesday 26 August 2026.

Weather Situation

A trough continues to move up the northern coastline, bringing a fresh southerly wind change in its wake. Winds will then ease later in the week as a high pressure ridge develops across the coastal waters.

Forecast for Wednesday until midnight

Winds
Southerly 15 to 20 knots, reaching up to 25 knots offshore north of Point Perpendicular in the late afternoon.
Seas
1.5 to 2 metres.
Swell
Southerly 1 to 1.5 metres, increasing to 1.5 to 2 metres later in the evening.
Weather
Cloudy.

Thursday 27 August

Winds
Southerly 15 to 20 knots, reaching up to 25 knots offshore south of Point Perpendicular early in the morning. Winds becoming variable about 10 knots in the late afternoon.
Seas
1 to 2 metres, decreasing below 1 metre during the afternoon.
Swell
Southerly 1.5 to 2 metres.
Weather
Cloud clearing.

Friday 28 August

Winds
Northwesterly 10 to 15 knots shifting southerly in the late morning.
Seas
Below 1 metre.
Swell
Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Weather
Mostly sunny.

Saturday 29 August

Winds
South to southwesterly 10 to 15 knots tending south to southeasterly during the day.
Seas
Around 1 metre.
Swell
Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore south of Point Perpendicular.
Weather
Partly cloudy.

Please be awareWind 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.

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

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