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Bureau of Meteorology


Coastal Waters Forecast 

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IDT15123

Australian Government Bureau of Meteorology
Tasmania

Coastal Waters Forecast
Bass Strait and Approaches

Issued at 4:30 am EST on Wednesday 8 July 2026
for the period until midnight EST Friday 10 July 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 very strong high pressure centre lies over Tasmania and will weaken a little during the day before slowly moving over the Tasman Sea on Thursday and Friday. A northwesterly airstream will then develop over Tasmania later Friday and during Saturday as a series of cold fronts slowly approach from the west. The first front is expected to reach Tasmania later Saturday.

Central Coast: Cape Otway to Wilsons Promontory

Forecast for Wednesday 8 July until midnight

Winds: East to northeasterly about 10 knots. Seas: Below 1 metre. Swell: Southwesterly 1.5 to 2 metres, increasing to 2 to 3 metres in the far west. Weather: Partly cloudy.

Forecast for Thursday 9 July

Winds: Northeasterly below 10 knots. Seas: Below 0.5 metres. Swell: Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres in the west. Weather: Partly cloudy. The chance of morning fog inshore with reduced visibility.

Forecast for Friday 10 July

Winds: Northerly about 10 knots increasing to 10 to 15 knots during the evening. Seas: Below 1 metre. Swell: Southwesterly 1.5 metres, increasing to 1.5 to 2.5 metres in the west. Weather: Partly cloudy.

Central Gippsland Coast: Wilsons Promontory to Lakes Entrance

Forecast for Wednesday 8 July until midnight

Winds: Variable below 10 knots. Seas: Below 0.5 metres. Swell: East to southeasterly 1 to 1.5 metres. Weather: Partly cloudy.

Forecast for Thursday 9 July

Winds: Variable about 10 knots. Seas: Below 0.5 metres. Swell: East to southeasterly 1 to 1.5 metres. Weather: Partly cloudy.

Forecast for Friday 10 July

Winds: North to northeasterly about 10 knots. Seas: Below 1 metre. Swell: Southeasterly around 1 metre, increasing to 1 to 1.5 metres in the east. Weather: Partly cloudy.

East Gippsland Coast: Lakes Entrance to 60nm east of Gabo Island

Forecast for Wednesday 8 July until midnight

Winds: Southeast to southwesterly 10 to 15 knots becoming variable about 10 knots in the early morning. Seas: Below 1 metre. Swell: Southeasterly 2 to 2.5 metres. Weather: Partly cloudy. 50% chance of showers.

Forecast for Thursday 9 July

Winds: Variable about 10 knots becoming east to northeasterly 10 to 15 knots in the evening. Seas: Below 1 metre. Swell: Southeasterly 1.5 to 2 metres, decreasing to 1.5 metres later in the evening. Weather: Partly cloudy.

Forecast for Friday 10 July

Winds: North to northeasterly about 10 knots increasing to 10 to 15 knots during the afternoon. Seas: Below 1 metre. Swell: Southeasterly 1.5 metres, increasing to 1.5 to 2 metres in the far east. Weather: Partly cloudy.

Far North West Coast: Sandy Cape to Stanley

Forecast for Wednesday 8 July until midnight

Winds: Northeasterly about 10 knots increasing to 10 to 15 knots in the late evening. Seas: Below 1 metre. Swell: Southwesterly 2 to 3 metres. Weather: Cloudy.

Forecast for Thursday 9 July

Winds: North to northeasterly 10 to 15 knots decreasing to about 10 knots before dawn. Seas: Below 1 metre. Swell: Southwesterly 2 to 3 metres. Weather: Partly cloudy.

Forecast for Friday 10 July

Winds: Northerly 15 to 20 knots increasing to 15 to 25 knots during the evening. Seas: Below 1 metre, increasing to 1 to 1.5 metres south of King Island during the afternoon. Swell: Southwesterly 2 to 3 metres. Weather: Partly cloudy.

Central North Coast: Stanley to Northern Tip of Flinders Island

Forecast for Wednesday 8 July until midnight

Winds: Variable about 10 knots. Seas: Below 1 metre. Swell: Westerly around 1 metre offshore. Weather: Partly cloudy.

Forecast for Thursday 9 July

Winds: East to northeasterly about 10 knots increasing to 10 to 15 knots in the morning then becoming north to northeasterly about 10 knots in the middle of the day. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Partly cloudy. 50% chance of showers.

Forecast for Friday 10 July

Winds: Northerly about 10 knots increasing to 10 to 15 knots during the evening. Seas: Below 1 metre. Swell: Westerly around 1 metre offshore. Weather: Partly cloudy.

Banks Strait and Franklin Sound

Forecast for Wednesday 8 July until midnight

Winds: South to southwesterly below 10 knots becoming east to southeasterly in the morning. Seas: Below 1 metre. Swell: Southeasterly around 1 metre, increasing to 1 to 1.5 metres about Franklin Sound. Weather: Partly cloudy. 50% chance of light showers.

Forecast for Thursday 9 July

Winds: Easterly below 10 knots becoming north to northeasterly in the middle of the day. Seas: Below 1 metre. Swell: South to southeasterly below 1 metre. Weather: Cloudy.

Forecast for Friday 10 July

Winds: North to northwesterly below 10 knots. Seas: Below 0.5 metres. Swell: Northwest to southwesterly below 1 metre. Weather: Partly cloudy.

The next routine forecast will be issued at 10:00 am EST Wednesday.

* 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.