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

View the current warnings for Tasmania

Forecast issued at 10:00 am EST on Monday 6 April 2026.

Weather Situation

An approaching cold front will cross Tasmania late tonight and early tomorrow morning. A ridge of high pressure will extend over Tasmania by tomorrow evening, with the high centre to move to the northeast of the state on Wednesday and remain over the Tasman Sea during Thursday as another cold front builds south of the Bight.

Forecast for Monday until midnight

Strong Wind Warning for Monday for South East Coast

Winds
Northeasterly 20 to 25 knots, reaching up to 30 knots offshore in the evening. Winds turning northerly in the late evening.
Seas
1.5 to 2.5 metres.
Swell
Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres later in the evening.
Weather
Partly cloudy.

Tuesday 7 April

Strong Wind Warning for Tuesday for South East Coast

Winds
Northerly 15 to 25 knots shifting southwesterly 20 to 25 knots in the late morning. Winds reaching up to 30 knots during the afternoon and evening.
Seas
1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2.5 metres around midday.
1st Swell
Southwesterly 1 to 1.5 metres, increasing to 1 to 2 metres around midday, then increasing to 2 to 3 metres by early evening.
2nd Swell
Easterly around 1 metre.
Weather
Cloudy. Near 100% chance of showers.

Wednesday 8 April

Winds
West to southwesterly 20 to 30 knots turning north to northwesterly 10 to 15 knots during the afternoon.
Seas
1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 2.5 to 3 metres.
2nd Swell
Easterly around 1 metre.
Weather
Cloudy. 50% 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.

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 4:05 pm EST Monday.

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