Banks Strait and Franklin Forecast

View the current warnings for Tasmania

Forecast issued at 4:05 pm EST on Friday 19 June 2026.

Weather Situation

A cold front about the west, crosses the state during this afternoon and evening. A much cooler south to southwesterly airstream is expected to follow early Saturday with a ridge of high pressure forecast to develop over the state through the weekend. A warmer northwesterly airstream is then expected to develop during Monday as the ridge gradually moves to the east and a cold front approaches from the west. The cold front is expected to move over Tasmania on Tuesday resulting in a return to cooler southerly flow.

Forecast for Friday until midnight

Winds
Northwesterly 15 to 25 knots turning westerly 10 to 15 knots in the late evening.
Seas
1.5 to 2.5 metres, decreasing below 1.5 metres later in the evening.
1st Swell
Northwest to southwesterly around 1 metre, increasing to 1 to 1.5 metres later in the evening.
2nd Swell
Northeasterly around 1 metre.
Weather
Cloudy. 95% chance of showers.

Saturday 20 June

Strong Wind Warning for Saturday for Banks Strait and Franklin Sound

Winds
South to southwesterly 10 to 15 knots tending south to southeasterly 15 to 25 knots before dawn. Winds reaching up to 30 knots during the morning.
Seas
Around 1 metre, increasing to 1.5 to 2.5 metres during the morning, then decreasing to 1 to 1.5 metres by early evening.
1st Swell
West to northwesterly 1 to 1.5 metres, tending northwest to southwesterly below 1 metre during the morning.
2nd Swell
East to northeasterly around 1 metre.
Weather
Cloudy. 60% chance of showers.

Sunday 21 June

Winds
Southerly 10 to 15 knots decreasing to about 10 knots in the early morning.
Seas
Below 1 metre.
Swell
Easterly below 1 metre.
Weather
Partly cloudy.

Monday 22 June

Winds
West to southwesterly about 10 knots increasing to 15 to 20 knots during the day.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the evening.
Swell
Southerly 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 pm EST Friday.

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