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Banks Strait and Franklin Forecast

View the current warnings for Tasmania

Forecast issued at 4:00 am EDT on Saturday 18 October 2025.

Weather Situation

A high pressure system over Victoria directs a westerly airstream over Tasmania, forecast to weakening as a ridge extends over the state during today. A strong northerly flow will develop on Sunday, ahead of a cold front which is forecast to cross the state later in the day. Another cold front is forecast to approach the southwest of Tasmania Monday evening, passing to the south of the state.

Forecast for Saturday until midnight

Strong Wind Warning for Saturday for Banks Strait and Franklin Sound

Winds
Westerly 15 to 25 knots, reaching up to 30 knots about Banks Strait early in the morning. Winds tending northwesterly 10 to 15 knots in the late evening.
Seas
1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Swell
Northwest to southwesterly below 1 metre.
Weather
Mostly sunny.

Sunday 19 October

Strong Wind Warning for Sunday for Banks Strait and Franklin Sound

Winds
North to northwesterly 15 to 25 knots tending west to northwesterly 20 to 25 knots in the early afternoon. Winds reaching up to 30 knots near Eddystone Point during the afternoon and evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Swell
Northwest to southwesterly below 1 metre.
Weather
Partly cloudy.

Monday 20 October

Winds
Westerly 20 to 30 knots.
Seas
2 to 3 metres.
Swell
Northeasterly below 1 metre.
Weather
Partly cloudy.

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 am EDT Saturday.

Product IDT12323