The Bureau's new website is scheduled to go live on Wednesday 22 October 2025. Explore the new website today at beta.bom.gov.au.

Hunter Coastal Waters Forecast: Seal Rocks to Broken Bay

View the current warnings for New South Wales

Forecast issued at 10:00 am EDT on Wednesday 15 October 2025.

Weather Situation

A high pressure ridge is extending across the coastal waters, directing northeasterly winds along much of the coast. Northerly winds will strengthen today as a high pressure system within the ridge drifts across the state and move into the Tasman Sea. Later, a cold front and its associated trough are forecast to move across the coastal waters from Friday through early Saturday, bringing a fresh and gusty southerly wind change in its wake.

Forecast for Wednesday until midnight

Winds
Variable about 10 knots becoming northeast to southeasterly 10 to 15 knots in the early afternoon then tending north to northeasterly 15 to 20 knots in the late afternoon. Winds reaching up to 25 knots north of Port Stephens in the late evening.
Seas
Around 1 metre.
Swell
Southerly around 1 metre.
Weather
Sunny.

Thursday 16 October

Strong Wind Warning for Thursday for Hunter Coast

Winds
Northerly 20 to 25 knots increasing to 20 to 30 knots in the morning.
Seas
1.5 to 2.5 metres.
Swell
Northeasterly around 1 metre south of Port Stephens, increasing to 1 to 1.5 metres during the afternoon.
Weather
Sunny.

Friday 17 October

Winds
Northerly 20 to 30 knots tending northwest to southwesterly 15 to 20 knots during the evening.
Seas
1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon.
Swell
Northeasterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Port Stephens during the morning.
Weather
Partly cloudy. 70% chance of showers. 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 4:05 pm EDT Wednesday.

Product IDN11008