Sydney Coastal Waters Forecast: Broken Bay to Port Hacking

View the current warnings for New South Wales

Forecast updated at 4:42 pm EDT on Wednesday 31 December 2025.

Weather Situation

A trough tracks northwards along the coast today, bringing a surge of fresh southerly winds over coastal waters, followed by a new ridge extending from a high passing to the south of the state, gradually turning winds northeasterly over the weekend.

Forecast for Wednesday until midnight

Winds
Southeasterly 10 to 15 knots turning southerly in the late evening.
Seas
Below 1 metre.
Swell
Southeasterly 2.5 metres.
Weather
Partly cloudy.
Caution
Large and powerful surf conditions for the rest of the day are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.

Thursday 1 January

Winds
Southerly 15 to 20 knots tending southeasterly 10 to 15 knots in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres around midday.
1st Swell
Southeasterly 2 to 2.5 metres.
2nd Swell
Southerly around 1 metre.
Weather
Partly cloudy.
Caution
Large and powerful surf conditions are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.

Friday 2 January

Winds
Southeasterly 10 to 15 knots becoming easterly about 10 knots in the evening.
Seas
Around 1 metre.
Swell
Southeasterly 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon, then tending southerly 1.5 metres by early evening.
Weather
Cloudy.

Saturday 3 January

Winds
Northeasterly about 10 knots increasing to 15 to 20 knots during the day.
Seas
Below 1 metre, increasing to 1.5 metres during the afternoon or evening.
Swell
Southeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Weather
Partly cloudy. The chance of a thunderstorm in the afternoon and evening.

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

Sunshine Coast Waters Forecast Moreton Bay Forecast Gold Coast Waters Forecast NSW - Byron Coast - Coastal Waters Forecast NSW - Coffs Coast - Coastal Waters Forecast NSW - Macquarie Coast - Coastal Waters Forecast NSW - Hunter Coast - Coastal Waters Forecast NSW - Sydney Coast - Coastal Waters Forecast NSW - Illawarra Coast - Coastal Waters Forecast NSW - Batemans Coast - Coastal Waters Forecast NSW - Eden Coast - Coastal Waters Forecast Vic - Central Gippsland Coast - Coastal Waters Forecast

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

Product IDN11009