South East Coastal Waters Forecast: Tasman Island to South East Cape

View the current warnings for Tasmania

Forecast issued at 10:00 pm EDT on Saturday 17 January 2026.

Weather Situation

A high pressure system centred over the southern Tasman Sea will persist into early next week. A trough will move across the state mid next week as another high develops west of Tasmania.

Forecast for Saturday until midnight

Winds
Northeasterly 15 to 25 knots.
Seas
1.5 metres, increasing to 1 to 2 metres inshore.
Swell
Southwesterly 1.5 metres.
Weather
Cloudy.

Sunday 18 January

Winds
Northeasterly 15 to 25 knots.
Seas
1.5 to 2 metres.
Swell
Southwesterly 1.5 metres.
Weather
Cloudy.

Monday 19 January

Winds
Northeasterly 20 to 25 knots.
Seas
1.5 to 2 metres.
1st Swell
Southwesterly 1 to 1.5 metres.
2nd Swell
Northeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore during the afternoon.
Weather
Partly cloudy.

Tuesday 20 January

Winds
Northeasterly 15 to 25 knots.
Seas
1 to 2 metres, decreasing to 1 metre during the morning.
1st Swell
Southwesterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
2nd Swell
Northeasterly 1 to 1.5 metres.
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

Tas - BANKS STRAIGHT AND FRANKLIN SOUND Tas - CENTRAL NORTH COAST, Stanley to the Northern Tip of Flinders Is Tas - EAST OF FLINDERS ISLAND, Northern Tip of Flinders Is to St Helens Pt Tas - UPPER EAST COAST, St Helens Pt to Wineglass Bay Tas - LOWER EAST COAST, Wineglass Bay to Tasman Island Tas - SOUTHEAST COAST, Tasman Is to South East Cape Tas - SOUTHWEST COAST, South East Cape to Low Rocky Pt Tas - CENTRAL WEST COAST, Low Rocky Pt to Sandy Cape Tas - FAR NORTHWEST COAST, Sandy Cape to Stanley and King Island Vic - East Gippsland Coast - Coastal Waters Forecast Vic - Central Gippsland Coast - Coastal Waters Forecast Vic - Central Coast - Coastal Waters Forecast Vic - West Coast - Coastal Waters Forecast

The next routine forecast will be issued at 4:00 am EDT Sunday.

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