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Bureau of Meteorology


Coastal Waters Forecast 

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IDT12410

Australian Government Bureau of Meteorology
Tasmania

Local Waters Forecast for South East Inshore

Issued at 10:00 pm EDT on Tuesday 28 October 2025
for the period until midnight EDT Saturday 1 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 high pressure system centred over Tasmania is expected to consolidate out to the east by Wednesday evening and remain over the southern Tasman Sea through Thursday. A trough is forecast to approach and cross Tasmania from the west during Friday. A weak ridge is expected to extend over Tasmania from a high in the Tasman Sea on Saturday.

Derwent Estuary

Forecast for Tuesday 28 October until midnight

Winds: East to southeasterly 10 to 15 knots. Seas: Around 1 metre. Weather: Cloudy.

Forecast for Wednesday 29 October

Winds: Variable about 10 knots becoming east to southeasterly 15 to 20 knots in the early afternoon then becoming variable below 10 knots in the late evening. Seas: Around 1 metre, decreasing below 0.5 metres during the morning, then increasing to around 1 metre around midday. Weather: Partly cloudy.

Forecast for Thursday 30 October

Winds: Northwest to southwesterly 10 to 15 knots tending southeasterly in the late afternoon then turning east to northeasterly in the evening. Seas: Below 1 metre. Weather: Partly cloudy.

Forecast for Friday 31 October

Winds: North to northeasterly 10 to 15 knots decreasing to below 10 knots during the evening. Seas: Below 1 metre. Weather: Partly cloudy. 50% chance of showers.

Forecast for Saturday 1 November

Winds: Variable below 10 knots becoming southeasterly 10 to 15 knots during the day then becoming variable below 10 knots during the evening. Seas: Below 1 metre. Weather: Partly cloudy.

Channel

Forecast for Tuesday 28 October until midnight

Winds: West to southwesterly 10 to 15 knots. Seas: Around 1 metre. Weather: Cloudy.

Forecast for Wednesday 29 October

Winds: West to northwesterly about 10 knots tending southeast to southwesterly 15 to 20 knots in the middle of the day then tending westerly 10 to 15 knots in the evening. Seas: Around 1 metre, increasing to 1 to 1.5 metres during the afternoon. Weather: Partly cloudy.

Forecast for Thursday 30 October

Winds: Northwesterly 10 to 15 knots shifting south to southeasterly in the morning then tending northeast to southeasterly in the evening. Seas: Around 1 metre. Weather: Partly cloudy.

Forecast for Friday 31 October

Winds: North to northeasterly 10 to 15 knots decreasing to about 10 knots during the evening. Seas: Below 1 metre. Weather: Partly cloudy. 50% chance of showers.

Forecast for Saturday 1 November

Winds: West to northwesterly about 10 knots tending northeast to southeasterly 10 to 15 knots during the day. Seas: Below 1 metre. Weather: Partly cloudy.

Storm Bay

Forecast for Tuesday 28 October until midnight

Winds: South to southwesterly 15 to 20 knots. Seas: 1 to 1.5 metres. Weather: Cloudy.

Forecast for Wednesday 29 October

Winds: Northwest to southwesterly 10 to 15 knots tending south to southeasterly 15 to 20 knots in the middle of the day then turning west to southwesterly 10 to 15 knots in the evening. Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning. Weather: Partly cloudy.

Forecast for Thursday 30 October

Winds: West to northwesterly 10 to 15 knots tending east to southeasterly in the middle of the day then tending northeasterly in the evening. Seas: Below 1 metre. Weather: Mostly sunny.

Forecast for Friday 31 October

Winds: Northeasterly 15 to 20 knots. Seas: Around 1 metre. Weather: Partly cloudy.

Forecast for Saturday 1 November

Winds: East to southeasterly 10 to 15 knots becoming east to northeasterly below 10 knots during the evening. Seas: Below 1 metre. Weather: Partly cloudy.

Frederick Henry Bay and Norfolk Bays

Forecast for Tuesday 28 October until midnight

Winds: South to southeasterly 10 to 15 knots. Seas: Around 1 metre. Weather: Cloudy.

Forecast for Wednesday 29 October

Winds: Variable about 10 knots becoming south to southeasterly 15 to 20 knots in the early afternoon then becoming variable below 10 knots in the late evening. Seas: Around 1 metre, decreasing below 0.5 metres during the morning, then increasing to around 1 metre around midday. Weather: Partly cloudy.

Forecast for Thursday 30 October

Winds: West to northwesterly about 10 knots tending southeast to southwesterly 10 to 15 knots in the middle of the day then tending east to northeasterly in the late afternoon. Seas: Below 1 metre. Weather: Partly cloudy.

Forecast for Friday 31 October

Winds: Northeasterly 15 to 20 knots. Seas: Below 1 metre. Weather: Partly cloudy.

Forecast for Saturday 1 November

Winds: Variable below 10 knots becoming south to southeasterly 10 to 15 knots during the day then turning easterly below 10 knots during the evening. Seas: Below 1 metre. Weather: Partly cloudy.

The next routine forecast will be issued at 4:00 am EDT Wednesday.

* Calls to 1300 number cost around 27.5c inc. 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 Forecast or Local Waters Forecast at http://www.bom.gov.au/tas/forecasts/map.shtml for information on wind, wave and weather conditions for these coastal zones.