Illawarra Coastal Waters Forecast: Port Hacking to Ulladulla

View the current warnings for New South Wales

Forecast issued at 6:07 pm EST on Sunday 21 June 2026.

Weather Situation

Southerly winds over the southern waters will spread north on Monday as a low pressure system moves away to the east and a ridge of high pressure develops. Southerly winds will persist throughout the week as the centre of the high gradually drifts eastwards.he west.

Forecast for Sunday until midnight

Winds
Southwesterly 10 to 15 knots, reaching up to 20 knots offshore south of Port Kembla in the evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres south of Port Kembla later in the evening.
Swell
Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore north of Port Kembla by early evening.
Weather
Partly cloudy. 50% chance of showers. The chance of a thunderstorm offshore south of Point Perpendicular.

Monday 22 June

Winds
Southwesterly 15 to 20 knots.
Seas
1 to 1.5 metres.
Swell
Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Partly cloudy. 80% chance of rain. The chance of a thunderstorm offshore in the morning and afternoon.

Tuesday 23 June

Winds
Southwesterly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing to 1 metre during the afternoon.
Swell
Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore north of Port Kembla.
Weather
Mostly sunny.

Wednesday 24 June

Winds
Southwesterly 15 to 20 knots turning southerly during the afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell
Southerly 1 to 1.5 metres.
Weather
Partly cloudy. 70% chance of showers.

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 Sunday.

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