East of Flinders Island Coastal Waters Forecast: North Flinders Island to St Helens Point

View the current warnings for Tasmania

Forecast issued at 4:05 pm EST on Friday 18 September 2026.

Weather Situation

A high to the north of Tasmania is combining with a cold front passing to the south of Tasmania to direct a vigorous westerly flow over the state, with these conditions to continue overnight and early Saturday. A weak ridge is forecast to extend over Tasmania on Saturday afternoon and evening, ahead of another cold front to cross the state on Sunday evening. The flow will tend colder southwesterly on Monday morning, with a high to establish over the Bight. This high is expected to move to the north of Tasmania on Tuesday morning and lie to the northeast of the state by Tuesday evening.

Forecast for Friday until midnight

Gale Warning for Friday for East of Flinders Island

Winds
West to northwesterly 20 to 30 knots, reaching up to 35 knots offshore during the afternoon and evening.
Seas
2 to 3 metres, increasing to 2 to 4 metres offshore.
Swell
Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Mostly clear.

Saturday 19 September

Gale Warning for Saturday for East of Flinders Island

Winds
Westerly 20 to 30 knots decreasing to 15 to 20 knots in the late evening. Winds may reach up to 35 knots at times.
Seas
2 to 3 metres.
Swell
Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Partly cloudy.

Sunday 20 September

Winds
West to northwesterly 15 to 25 knots becoming northwesterly 20 to 30 knots in the early afternoon then tending westerly 25 to 35 knots in the evening.
Seas
1 to 2 metres, increasing to 2 to 3 metres during the afternoon.
Swell
Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Sunny.

Monday 21 September

Winds
West to southwesterly 20 to 30 knots decreasing to 15 to 20 knots during the day.
Seas
2 to 3 metres, decreasing to 1 to 2 metres during the afternoon.
Swell
Southerly below 1 metre inshore, increasing to 1 to 2 metres offshore.
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 10:00 pm EST Friday.

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