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Coastal Waters Forecast 

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IDT12331

Australian Government Bureau of Meteorology
Tasmania

Coastal Waters Forecast for Tasmania
Eastern Zones: Northern Tip of Flinders Island to Tasman Island

Issued at 4:05 pm EDT on Friday 9 October 2026
for the period until midnight EDT Monday 12 October 2026.

Please be aware
Wind 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.

Warning Information

For latest warnings go to www.bom.gov.au, subscribe to RSS feeds, call 1300 659 210* or listen for warnings on relevant TV and radio broadcasts.

Weather Situation

A northerly flow over Tasmania tonight as a weakening cold front approaches from the west, forecast to cross the state early Saturday, with a westerly flow to in its wake. The airstream shifts northwesterly on Sunday ahead of further cold fronts moving over Tasmania Monday morning and on Tuesday, with a cold southerly airstream to follow.

East of Flinders Island: Northern Tip of Flinders Island to St Helens Point

Forecast for Friday 9 October until midnight

Strong Wind Warning for Friday for East of Flinders Island

Winds: North to northeasterly 15 to 25 knots, reaching up to 30 knots in the late evening. Seas: 1 to 1.5 metres. Swell: Southeasterly 1 to 1.5 metres. Weather: Mostly clear.

Forecast for Saturday 10 October

Strong Wind Warning for Saturday for East of Flinders Island

Winds: North to northeasterly 20 to 30 knots shifting westerly during the morning and early afternoon. Seas: 1.5 to 2.5 metres. 1st Swell: Southeasterly 1 to 1.5 metres, tending southerly around 1 metre during the morning. 2nd Swell: Northeasterly below 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing to around 1 metre during the afternoon. Weather: Partly cloudy.

Forecast for Sunday 11 October

Winds: Westerly 15 to 25 knots turning northerly 15 to 20 knots in the late morning and early afternoon. Seas: 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the morning. Swell: Southeast to southwesterly below 1 metre inshore, increasing to around 1 metre offshore. Weather: Partly cloudy.

Forecast for Monday 12 October

Winds: North to northwesterly 15 to 20 knots turning westerly 20 to 30 knots during the day. Seas: 1.5 to 2.5 metres. 1st Swell: Southeast to southwesterly around 1 metre offshore. 2nd Swell: East to northeasterly around 1 metre. Weather: Cloudy. 80% chance of showers.

Banks Strait and Franklin Sound

Forecast for Friday 9 October until midnight

Winds: Northeasterly 15 to 20 knots, reaching up to 25 knots about Banks Strait in the late evening. Seas: Around 1 metre, increasing to 1 to 1.5 metres about Franklin Sound. Swell: Southeasterly around 1 metre. Weather: Mostly clear.

Forecast for Saturday 10 October

Strong Wind Warning for Saturday for Banks Strait and Franklin Sound

Winds: Northeasterly 20 to 30 knots shifting westerly in the late morning. Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 2 to 2.5 metres around midday. Swell: East to northeasterly around 1 metre. Weather: Partly cloudy. 60% chance of showers.

Forecast for Sunday 11 October

Winds: West to northwesterly 15 to 25 knots turning northerly 15 to 20 knots during the day. Seas: 1 to 2 metres, decreasing to 1 metre during the morning. Swell: West to northwesterly around 1 metre. Weather: Partly cloudy.

Forecast for Monday 12 October

Winds: Northerly 15 to 20 knots turning west to northwesterly 20 to 30 knots during the morning. Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the afternoon or evening. Swell: Northwest to southwesterly below 1 metre. Weather: Cloudy. 80% chance of showers.

Upper East Coast: St Helens Point to Wineglass Bay

Forecast for Friday 9 October until midnight

Strong Wind Warning for Friday for Upper East Coast

Winds: Northerly 20 to 30 knots. Seas: 1.5 to 2.5 metres. Swell: South to southeasterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore. Weather: Partly cloudy.

Forecast for Saturday 10 October

Strong Wind Warning for Saturday for Upper East Coast

Winds: Northerly 20 to 30 knots turning northwesterly during the morning and early afternoon. Seas: 1.5 to 2.5 metres. 1st Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning. 2nd Swell: Northerly below 0.5 metres, tending northeasterly 1 to 1.5 metres during the morning, then decreasing to around 1 metre during the afternoon. Weather: Mostly sunny.

Forecast for Sunday 11 October

Winds: West to northwesterly 15 to 25 knots turning northerly 20 to 30 knots in the afternoon. Seas: 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2 metres around midday. Swell: Southerly below 1 metre inshore, increasing to 1 to 1.5 metres offshore during the morning. Weather: Partly cloudy.

Forecast for Monday 12 October

Winds: North to northwesterly 15 to 25 knots turning west to southwesterly during the afternoon. Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore. Swell: Southerly around 1 metre. Weather: Partly cloudy. 80% chance of showers.

Lower East Coast: Wineglass Bay to Tasman Island

Forecast for Friday 9 October until midnight

Strong Wind Warning for Friday for Lower East Coast

Winds: Northerly 25 to 30 knots. Seas: 2.5 metres. Swell: South to southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2.5 metres offshore. Weather: Mostly clear.

Forecast for Saturday 10 October

Strong Wind Warning for Saturday for Lower East Coast

Winds: Northerly 15 to 25 knots, reaching up to 30 knots during the morning. Winds turning west to northwesterly 15 to 20 knots in the late morning and early afternoon. Seas: 2 to 3 metres, decreasing to 1 to 2 metres during the morning. 1st Swell: South to southwesterly 1 to 2 metres. 2nd Swell: Northeasterly below 1 metre, increasing to 1 to 1.5 metres around midday. Weather: Partly cloudy.

Forecast for Sunday 11 October

Winds: West to northwesterly 15 to 20 knots turning northerly 20 to 30 knots during the day. Seas: 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2.5 metres during the afternoon. 1st Swell: Southwesterly 1 to 2 metres, increasing to 2 to 3 metres during the morning. 2nd Swell: East to northeasterly around 1 metre. Weather: Partly cloudy.

Forecast for Monday 12 October

Winds: North to northwesterly 20 to 30 knots tending south to southwesterly 15 to 20 knots during the day then tending westerly during the evening. Seas: 1.5 to 2.5 metres. 1st Swell: Southwesterly 1 to 1.5 metres inshore, increasing to 2 to 3 metres offshore. 2nd Swell: East to northeasterly around 1 metre. Weather: Cloudy. 90% chance of showers.

South East Coast: Tasman Island to South East Cape

Forecast for Friday 9 October until midnight

Strong Wind Warning for Friday for South East Coast

Winds: North to northeasterly 20 to 30 knots. Seas: 2 to 2.5 metres. 1st Swell: Southwesterly 2.5 to 3 metres. 2nd Swell: Northeasterly around 1 metre. Weather: Mostly clear.

Forecast for Saturday 10 October

Gale Warning for Saturday for South East Coast

Winds: Northerly 20 to 30 knots turning west to northwesterly during the morning. Winds reaching up to 35 knots offshore in the evening. Seas: 2 to 3 metres. 1st Swell: Southwesterly 2 to 3 metres inshore, increasing to 2 to 4 metres offshore during the afternoon. 2nd Swell: Northeasterly around 1 metre, increasing to 1 to 1.5 metres during the morning. Weather: Partly cloudy. 70% chance of showers.

Forecast for Sunday 11 October

Winds: Westerly 20 to 30 knots turning northerly 15 to 25 knots in the early morning then increasing to 20 to 30 knots in the late evening. Seas: 2 to 3 metres, decreasing to 1 to 2 metres during the morning. 1st Swell: Westerly 3 to 5 metres. 2nd Swell: Northeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning. Weather: Partly cloudy. 60% chance of showers.

Forecast for Monday 12 October

Winds: North to northwesterly 20 to 30 knots turning westerly during the morning then tending northwesterly during the evening. Seas: 2 to 3 metres. 1st Swell: West to southwesterly 2.5 to 4 metres. 2nd Swell: Northeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore during the morning. Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the evening. Possible small hail in the afternoon and evening.

South West Coast: South East Cape to Low Rocky Point

Forecast for Friday 9 October until midnight

Winds: Northerly 15 to 20 knots, reaching up to 25 knots offshore during the afternoon and evening. Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres offshore. 1st Swell: Southwesterly 2.5 to 3 metres. 2nd Swell: Easterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore. Weather: Cloudy. 70% chance of showers.

Forecast for Saturday 10 October

Gale Warning for Saturday for South West Coast

Winds: Northerly 20 to 30 knots turning northwesterly 25 to 30 knots in the early morning. Winds reaching up to 35 knots during the afternoon and evening. Seas: 2 to 3 metres, increasing to 2.5 to 4 metres during the morning. 1st Swell: Southwesterly 2 to 3 metres inshore, increasing to 4 metres offshore by early evening. 2nd Swell: Easterly 1 to 1.5 metres. Weather: Partly cloudy. 95% chance of showers.

Forecast for Sunday 11 October

Winds: Westerly 25 to 30 knots turning northwesterly 20 to 30 knots early in the morning. Seas: 2.5 to 4 metres, decreasing to 2 to 3 metres during the morning. Swell: Westerly 4 to 5 metres. Weather: Partly cloudy. 90% chance of showers.

Forecast for Monday 12 October

Winds: West to northwesterly 20 to 30 knots. Seas: 2 to 3 metres. Swell: Westerly 3 to 5 metres. Weather: Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the afternoon and evening. Possible small hail.

The next routine forecast will be issued at 10:00 pm EDT Friday.

* Calls to 1300 numbers cost around 27.5c incl. GST, higher from mobiles or public phones. Marine forecasts are also available on VHF and HF radio. View the radio schedule on www.bom.gov.au/marine

Check the latest Coastal Waters Forecasts for information on wind, wave and weather conditions for neighbouring coastal zones.