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Bureau of Meteorology


Coastal Waters Forecast 

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IDT12332

Australian Government Bureau of Meteorology
Tasmania

Coastal Waters Forecast for Tasmania
Southern Zones: Tasman Island to Low Rocky Point

Issued at 4:05 pm EDT on Wednesday 19 November 2025
for the period until midnight EDT Saturday 22 November 2025.

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 cold front passing over Tasmania is expected to clear to the east of the state by Thursday morning. A trough is expected to linger about the northeast on Thursday as a high pressure system centred well to the west extends a ridge over the state. The high pressure centre is expected to move over Tasmania during Friday before moving to the south of the state by the weekend, shifting the flow easterly.

South East Coast: Tasman Island to South East Cape

Forecast for Wednesday 19 November until midnight

Strong Wind Warning for Wednesday for South East Coast

Winds: Westerly 20 to 25 knots, reaching up to 30 knots during the afternoon and evening. Seas: 2 to 3 metres. Swell: West to southwesterly 2 to 3 metres inshore, increasing to 4 metres offshore. Weather: Partly cloudy. 60% chance of showers, with possible small hail.

Forecast for Thursday 20 November

Strong Wind Warning for Thursday for South East Coast

Winds: Westerly 20 to 25 knots, reaching up to 30 knots during the afternoon and evening. Seas: 1.5 to 2.5 metres. Swell: Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore. Weather: Partly cloudy. 60% chance of showers, with possible small hail.

Forecast for Friday 21 November

Winds: Westerly 15 to 25 knots decreasing to 10 to 15 knots in the evening. Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning. Swell: Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore. Weather: Cloudy.

Forecast for Saturday 22 November

Winds: Westerly 10 to 15 knots becoming variable about 10 knots during the morning then becoming southeasterly 10 to 15 knots during the evening. Seas: Around 1 metre. Swell: Southwesterly 2.5 to 3 metres. Weather: Mostly sunny.

South West Coast: South East Cape to Low Rocky Point

Forecast for Wednesday 19 November until midnight

Strong Wind Warning for Wednesday for South West Coast

Winds: Westerly 20 to 25 knots, reaching up to 30 knots during the afternoon and evening. Seas: 2 to 3 metres. Swell: Westerly 4 metres. Weather: Partly cloudy. 70% chance of showers, with possible small hail.

Forecast for Thursday 20 November

Strong Wind Warning for Thursday for South West Coast

Winds: Westerly 20 to 25 knots, reaching up to 30 knots near Maatsuyker Island in the evening. Seas: 1.5 to 2 metres. Swell: Westerly 4 metres, tending southwesterly 4 metres during the morning. Weather: Partly cloudy. 70% chance of showers, with possible small hail.

Forecast for Friday 21 November

Winds: Westerly 15 to 25 knots decreasing to 10 to 15 knots in the evening. Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning. Swell: Southwesterly 3 to 4 metres, decreasing to 3 metres during the morning. Weather: Cloudy.

Forecast for Saturday 22 November

Winds: Northwest to southwesterly 10 to 15 knots tending south to southwesterly during the day then turning southeasterly 15 to 20 knots during the afternoon. Seas: Around 1 metre, increasing to 1 to 1.5 metres inshore during the evening. Swell: Southwesterly 2.5 to 3 metres. Weather: Partly cloudy.

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