Illawarra Coastal Waters Forecast: Port Hacking to Ulladulla

View the current warnings for New South Wales

Forecast issued at 10:00 am EDT on Monday 9 February 2026.

Weather Situation

A high pressure system over the Tasman Sea extends a ridge over northern part of the coast, bringing northeasterly along most of the coast. A southerly change is forecast to move along southern and central parts of the coast today and Tuesday as the trough moves into the Tasman sea and a new ridge builds over the coast.

Forecast for Monday until midnight

Winds
North to northwesterly 10 to 15 knots, reaching up to 20 knots offshore in the late morning and early afternoon. Winds tending northwest to southwesterly in the late evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the afternoon.
Swell
Northeasterly below 1 metre.
Weather
Partly cloudy. The chance of a thunderstorm in the afternoon.

Tuesday 10 February

Winds
South to southwesterly about 10 knots increasing to 10 to 15 knots in the early morning then becoming variable about 10 knots in the middle of the day.
Seas
Below 1 metre.
Swell
Northeasterly below 1 metre.
Weather
Partly cloudy.

Wednesday 11 February

Winds
North to northeasterly about 10 knots increasing to 15 to 20 knots during the morning.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell
Southerly below 1 metre.
Weather
Mostly sunny.

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.

Nearby Coastal Waters

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

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